Pith Number

pith:7Y3MLI67

pith:2007:7Y3MLI675YOWUWVHHULJ5YKQZ7

not attested not anchored not stored refs pending

IPHAS and the symbiotic stars. I. Selection method and first discoveries

A. Mampaso, D.J. Lennon, E.R. Rodr\'iguez-Flores, J.E. Drew, J.L. Sokoloski, J. Mikolajewska, K. Viironen, L. Sabin, R. Greimel, R.L.M. Corradi

arxiv:0712.2391 v1 · 2007-12-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7Y3MLI675YOWUWVHHULJ5YKQZ7}

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.

Receipt and verification

First computed	2026-07-04T17:07:15.024353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe36c5a3dfee1d6a5aa73d169ee150cfd6ec76304d4d9c3496eef0988a1accb6

Aliases

arxiv: 0712.2391 · arxiv_version: 0712.2391v1 · doi: 10.48550/arxiv.0712.2391 · pith_short_12: 7Y3MLI675YOW · pith_short_16: 7Y3MLI675YOWUWVH · pith_short_8: 7Y3MLI67

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/7Y3MLI675YOWUWVHHULJ5YKQZ7 \
  | 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: fe36c5a3dfee1d6a5aa73d169ee150cfd6ec76304d4d9c3496eef0988a1accb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c752ecfd1843b18b0b2db65efb17e7490cc818bde86d738a02e60d41f6b655b1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-12-14T17:04:35Z",
    "title_canon_sha256": "7be577bd7d5acf288f3b8d41ab5ec8f8ede37b92592ef23f670eb2148f938447"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.2391",
    "kind": "arxiv",
    "version": 1
  }
}