Pith Number

pith:US74IHV4

pith:2010:US74IHV4D3JJZWTPAVYBT65LZT

not attested not anchored not stored refs pending

Spectral properties of 438 GRBs detected by Fermi/GBM

A. Celotti, G. Ghirlanda, G. Ghisellini, L. Nava

arxiv:1012.2863 v2 · 2010-12-13 · 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{US74IHV4D3JJZWTPAVYBT65LZT}

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	2026-05-18T02:04:25.456220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4bfc41ebc1ed29cda6f057019fbabccd60106ec2c381742d460ee46ce16e80d

Aliases

arxiv: 1012.2863 · arxiv_version: 1012.2863v2 · doi: 10.48550/arxiv.1012.2863 · pith_short_12: US74IHV4D3JJ · pith_short_16: US74IHV4D3JJZWTP · pith_short_8: US74IHV4

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/US74IHV4D3JJZWTPAVYBT65LZT \
  | 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: a4bfc41ebc1ed29cda6f057019fbabccd60106ec2c381742d460ee46ce16e80d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eca602f4f163b6c6481aa9f83eb801367d32337e109ac273cf65bbb3d86d0aa3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-12-13T21:00:02Z",
    "title_canon_sha256": "2819aeed1bd0fb44c630e35f69adaa68716b95c2216905bc1b1f62b61a982e59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2863",
    "kind": "arxiv",
    "version": 2
  }
}