Pith Number

pith:XRZFM654

pith:2009:XRZFM654C2XJUJTHQCT7KOEYLF

not attested not anchored not stored refs pending

Soft gamma-ray sources detected by INTEGRAL

A. Strong, D. Petry, H. Halloin, V. Beckmann

arxiv:0909.2802 v1 · 2009-09-15 · 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{XRZFM654C2XJUJTHQCT7KOEYLF}

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	2026-05-18T02:11:47.749134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc72567bbc16ae9a266780a7f53898597bbddec2053890711d8131d54eeeeb4c

Aliases

arxiv: 0909.2802 · arxiv_version: 0909.2802v1 · doi: 10.48550/arxiv.0909.2802 · pith_short_12: XRZFM654C2XJ · pith_short_16: XRZFM654C2XJUJTH · pith_short_8: XRZFM654

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/XRZFM654C2XJUJTHQCT7KOEYLF \
  | 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: bc72567bbc16ae9a266780a7f53898597bbddec2053890711d8131d54eeeeb4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37798dffc1e5edec3abb2442070555118c85d0bf86bf7142b4acee4b8282391e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-09-15T14:36:39Z",
    "title_canon_sha256": "ffdd2c460f426cf93c7b0e354c6e5ad8a38e773d524ebb2376d8a7d7c4572de6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2802",
    "kind": "arxiv",
    "version": 1
  }
}