Pith Number

pith:5ZKC4WVA

pith:2021:5ZKC4WVA3ESHOA4UPUDZP2AGQY

not attested not anchored not stored refs pending

Luminosity dependence of the cyclotron line energy in 1A 0535+262 observed by Insight-HXMT during 2020 giant outburst

A. Santangelo, J. L. Qu, L. D. Kong, L. Ji, L. Tao, P. J. Wang, P. Reig, R. Soria, R. Staubert, S. N. Zhang, S. Zhang, V. Doroshenko, Y. P. Chen, Z. Chang

arxiv:2108.02485 v2 · 2021-08-05 · 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{5ZKC4WVA3ESHOA4UPUDZP2AGQY}

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	2026-07-05T03:12:11.783918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee542e5aa0d9247703947d0797e80686201f90b3c73cbc3ed4bc8f1e529fb98c

Aliases

arxiv: 2108.02485 · arxiv_version: 2108.02485v2 · doi: 10.48550/arxiv.2108.02485 · pith_short_12: 5ZKC4WVA3ESH · pith_short_16: 5ZKC4WVA3ESHOA4U · pith_short_8: 5ZKC4WVA

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/5ZKC4WVA3ESHOA4UPUDZP2AGQY \
  | 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: ee542e5aa0d9247703947d0797e80686201f90b3c73cbc3ed4bc8f1e529fb98c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3163dd1aec9898c9314a58b987fcbb276f3524c4627b00ad4013004c384036",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-08-05T09:43:46Z",
    "title_canon_sha256": "40211160396edaa8175fddfa2fa1ea4454db46608dd4ebe369def010a7603477"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02485",
    "kind": "arxiv",
    "version": 2
  }
}