Pith Number

pith:HJAV2WKT

pith:2011:HJAV2WKTCTR5F6MQ4LLAVEKHCD

not attested not anchored not stored refs pending

The structure and evolution of quasi-stars

Anna N. Zytkow, Christopher A. Tout, John J. Eldridge (Institute of Astronomy, University of Cambridge), Warrick H. Ball

arxiv:1102.5098 v2 · 2011-02-24 · 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{HJAV2WKTCTR5F6MQ4LLAVEKHCD}

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	2026-05-18T03:59:03.321512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a415d595314e3d2f990e2d60a914710cfcd3850eee6636184572215cf57a943

Aliases

arxiv: 1102.5098 · arxiv_version: 1102.5098v2 · doi: 10.48550/arxiv.1102.5098 · pith_short_12: HJAV2WKTCTR5 · pith_short_16: HJAV2WKTCTR5F6MQ · pith_short_8: HJAV2WKT

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/HJAV2WKTCTR5F6MQ4LLAVEKHCD \
  | 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: 3a415d595314e3d2f990e2d60a914710cfcd3850eee6636184572215cf57a943

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7441aeb034c4947f7d98c980723f6afbca6d19da096572f9825569b310d4a4e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-02-24T21:00:08Z",
    "title_canon_sha256": "1f635a2e45883719c4769b138339ffc5d222858ce27d27990cafc5955a40ef5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5098",
    "kind": "arxiv",
    "version": 2
  }
}