Pith Number

pith:PG3IHLD5

pith:2011:PG3IHLD5GHZADVINU36DA4ZSHK

not attested not anchored not stored refs pending

On the Cooling of the Neutron Star in Cassiopeia A

D. Blaschke (University of Wroclaw, D. N. Voskresensky (MEPhI, F. Weber (San Diego State University), GSI), H. Grigorian (Yerevan State University), JINR Dubna)

arxiv:1108.4125 v1 · 2011-08-20 · nucl-th · astro-ph.HE · hep-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{PG3IHLD5GHZADVINU36DA4ZSHK}

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	2026-05-18T03:45:21.223998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79b683ac7d31f201d50da6fc3073323a94b4fcddb41a676b16fe2c435140dcaa

Aliases

arxiv: 1108.4125 · arxiv_version: 1108.4125v1 · doi: 10.48550/arxiv.1108.4125 · pith_short_12: PG3IHLD5GHZA · pith_short_16: PG3IHLD5GHZADVIN · pith_short_8: PG3IHLD5

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/PG3IHLD5GHZADVINU36DA4ZSHK \
  | 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: 79b683ac7d31f201d50da6fc3073323a94b4fcddb41a676b16fe2c435140dcaa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "797a09a70084f5fd0430499f31f37441c231fdd98ed9f6fe060b105b6832a5e3",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2011-08-20T16:22:08Z",
    "title_canon_sha256": "11af328b8a60528f8dcf15e3d14a604d75dc4b3f362062f4e70e1aadb6feebba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4125",
    "kind": "arxiv",
    "version": 1
  }
}