Pith Number

pith:NBDJG574

pith:2014:NBDJG574GSYOW3RTERQT6GNJDZ

not attested not anchored not stored refs pending

Historical light curve of the black hole binary V4641 Sgr based on the Moscow and Sonneberg plate archives

E. A. Barsukova, P. Kroll, V. P. Goranskij

arxiv:1410.2055 v1 · 2014-10-08 · 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{NBDJG574GSYOW3RTERQT6GNJDZ}

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.

Cited by

1 paper in Pith

Evolutionary Period Changes for 25 X-ray Binaries and the Measurement of an Empirical Universal Law for Angular Momentum Loss in Accreting Binaries

Receipt and verification

First computed	2026-05-18T02:40:48.322408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68469377fc34b0eb6e3324613f19a91e70eb6503b6f183a89293a0f073e91134

Aliases

arxiv: 1410.2055 · arxiv_version: 1410.2055v1 · doi: 10.48550/arxiv.1410.2055 · pith_short_12: NBDJG574GSYO · pith_short_16: NBDJG574GSYOW3RT · pith_short_8: NBDJG574

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/NBDJG574GSYOW3RTERQT6GNJDZ \
  | 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: 68469377fc34b0eb6e3324613f19a91e70eb6503b6f183a89293a0f073e91134

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a539b98ff632beb03d6150c7a4af3f6d94dc4bbf167eef29dd18a36c86eb0a87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-10-08T10:44:23Z",
    "title_canon_sha256": "0fe234dd87c5ff34dafcdd07676b782089a14b67e3a0b10c647c2fdb4640127f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2055",
    "kind": "arxiv",
    "version": 1
  }
}