Pith Number

pith:OR54AT4O

pith:2015:OR54AT4ON4J7E35O354HXI76C4

not attested not anchored not stored refs pending

Neutron star crust cooling in the Terzan 5 X-ray transient Swift J174805.3-244637

A. Bahramian, A. Cumming, C.O. Heinke, D. Altamirano, D. Pooley, E.F. Brown, E.M. Cackett, G.R. Sivakoff, J. Homan, J.K. Fridriksson, J.M. Miller, N. Degenaar, R. Wijnands

arxiv:1505.01862 v2 · 2015-05-07 · 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{OR54AT4ON4J7E35O354HXI76C4}

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	2026-05-18T02:02:07.601818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

747bc04f8e6f13f26faedf787ba3fe170c63c6f35b961faba2d450d453747a02

Aliases

arxiv: 1505.01862 · arxiv_version: 1505.01862v2 · doi: 10.48550/arxiv.1505.01862 · pith_short_12: OR54AT4ON4J7 · pith_short_16: OR54AT4ON4J7E35O · pith_short_8: OR54AT4O

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/OR54AT4ON4J7E35O354HXI76C4 \
  | 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: 747bc04f8e6f13f26faedf787ba3fe170c63c6f35b961faba2d450d453747a02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "351713e9c906f91f7b83d0ca71e1f71a84399c9240ee25afe593584c8e534978",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-05-07T20:20:09Z",
    "title_canon_sha256": "d03e77053a0298938667395ccae65c840ef1b2b4a96a64732a64bafa9c657df4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01862",
    "kind": "arxiv",
    "version": 2
  }
}