Pith Number

pith:PT57VA3T

pith:2015:PT57VA3TCNTAJVT5UKGMC4YML7

not attested not anchored not stored refs pending

The donor star of the X-ray pulsar X1908+075

Ana G\'onzalez-Gal\'an, Andreas Sander, \'Angel G\'imenez-Garc\'ia, Carlos G\'onzalez-Fern\'andez, Jos\'e Miguel Torrej\'on, Silvia Mart\'inez-N\'u\~nez, Wolf-Rainer Hamann

arxiv:1505.00557 v1 · 2015-05-04 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PT57VA3TCNTAJVT5UKGMC4YML7}

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	2026-05-18T01:46:14.719851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cfbfa8373136604d67da28cc1730c5fe05d7ccb3559862c8a338db6a57e956d

Aliases

arxiv: 1505.00557 · arxiv_version: 1505.00557v1 · doi: 10.48550/arxiv.1505.00557 · pith_short_12: PT57VA3TCNTA · pith_short_16: PT57VA3TCNTAJVT5 · pith_short_8: PT57VA3T

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/PT57VA3TCNTAJVT5UKGMC4YML7 \
  | 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: 7cfbfa8373136604d67da28cc1730c5fe05d7ccb3559862c8a338db6a57e956d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59e17d7dcbbe71bd41d485361228d446cccbda9c4832831abd9bf05b20b0c11e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-04T08:41:32Z",
    "title_canon_sha256": "dae301d0342cd8d332b3ccbe1523cbe2406b8ff331dcd8904d0d7421ddebf391"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00557",
    "kind": "arxiv",
    "version": 1
  }
}