Pith Number

pith:VDII4IR2

pith:2010:VDII4IR2BJJBUDUOS7HJKBND64

not attested not anchored not stored refs pending

Finding a 24-day orbital period for the X-ray binary 1A 1118-616

A. Santangelo, J. Wilms, K. Pottschmidt, R. Rothschild, R. Staubert, S. Suchy, V. Doroshenko

arxiv:1012.2459 v2 · 2010-12-11 · 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{VDII4IR2BJJBUDUOS7HJKBND64}

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	2026-05-18T02:04:30.099192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8d08e223a0a521a0e8e97ce9505a3f72f37587e4533be95f59d316a8d2babf0

Aliases

arxiv: 1012.2459 · arxiv_version: 1012.2459v2 · doi: 10.48550/arxiv.1012.2459 · pith_short_12: VDII4IR2BJJB · pith_short_16: VDII4IR2BJJBUDUO · pith_short_8: VDII4IR2

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/VDII4IR2BJJBUDUOS7HJKBND64 \
  | 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: a8d08e223a0a521a0e8e97ce9505a3f72f37587e4533be95f59d316a8d2babf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35fc686992115724051054274ede327774e0eb47a38ea21a3902e4f2e4c82889",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-12-11T14:35:16Z",
    "title_canon_sha256": "ce27cd1ab18f392f797daeffa23d1aae3e86db6de58efbda61e365302be443e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2459",
    "kind": "arxiv",
    "version": 2
  }
}