Pith Number

pith:CTLCDE22

pith:2013:CTLCDE223B23WLWCBQIFB36YBX

not attested not anchored not stored refs pending

Swift Observations of the High-mass X-ray Binary IGR J16283-4838 unveil a 288-day Orbital Period

A. D'A\`i (UNIPA), A. Segreto, G. Cusumano, G. Tagliaferri (INAF OAB), N. Masetti (INAF IASF Bo), V. La Parola (INAF-IASF Palermo)

arxiv:1305.4183 v2 · 2013-05-17 · 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{CTLCDE223B23WLWCBQIFB36YBX}

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	2026-05-18T01:49:49.139655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14d621935ad875bb2ec20c1050efd80defac1d851fe18095c4439af4f6166afa

Aliases

arxiv: 1305.4183 · arxiv_version: 1305.4183v2 · doi: 10.48550/arxiv.1305.4183 · pith_short_12: CTLCDE223B23 · pith_short_16: CTLCDE223B23WLWC · pith_short_8: CTLCDE22

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/CTLCDE223B23WLWCBQIFB36YBX \
  | 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: 14d621935ad875bb2ec20c1050efd80defac1d851fe18095c4439af4f6166afa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93b2577c5a3db41241f764489f5d83adf28e1eae5887a1f990b9e8a34b003713",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-05-17T20:00:05Z",
    "title_canon_sha256": "c2ea18ece2515d6f26f00a8a2679691d5f2f7c6818c9e4d5d4a04046359a85d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4183",
    "kind": "arxiv",
    "version": 2
  }
}