Pith Number

pith:DDUF7O2D

pith:2009:DDUF7O2DCYAOR5PX7D6RPSGYW3

not attested not anchored not stored refs pending

Broad relativistic iron emission line observed in SAX J1808.4-3658

A. Patruno, D. Altamirano, E. M. Cackett, J. M. Miller, M. Linares, M. Reynolds, R. Wijnands

arxiv:0901.3142 v2 · 2009-01-20 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDUF7O2DCYAOR5PX7D6RPSGYW3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Pulse profile modelling of the 2024 outburst of the accreting millisecond pulsar SRGA J144459.2-604207

Receipt and verification

First computed	2026-07-04T17:14:16.142759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18e85fbb431600e8f5f7f8fd17c8d8b6f04cf9ca2f0c1a7cb734ace6302100cc

Aliases

arxiv: 0901.3142 · arxiv_version: 0901.3142v2 · doi: 10.48550/arxiv.0901.3142 · pith_short_12: DDUF7O2DCYAO · pith_short_16: DDUF7O2DCYAOR5PX · pith_short_8: DDUF7O2D

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DDUF7O2DCYAOR5PX7D6RPSGYW3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 18e85fbb431600e8f5f7f8fd17c8d8b6f04cf9ca2f0c1a7cb734ace6302100cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "913491a011f737e344443138ef30c6c51a007826672242bf56fdff0821dced00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-01-20T21:00:31Z",
    "title_canon_sha256": "e5e6f9f920ec608fab44147d6a71292093679ca7abe658ec788b40d0134959f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3142",
    "kind": "arxiv",
    "version": 2
  }
}