Pith Number

pith:F754IZ2U

pith:2012:F754IZ2UUFTB75JGRZ2SIFODGR

not attested not anchored not stored refs pending

Physical origin of multi-wavelength emission of GRB 100418A and implications for its progenitor

En-Wei Liang, Hou-Jun Lv, Lan-Wei Jia, Shu-Jin Hou, Xue-Feng Wu

arxiv:1204.0575 v1 · 2012-04-03 · 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{F754IZ2UUFTB75JGRZ2SIFODGR}

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	2026-05-18T01:57:57.816390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ffbc46754a1661ff5268e752415c3346520f1931a3acd8a3e513d04f6413af3

Aliases

arxiv: 1204.0575 · arxiv_version: 1204.0575v1 · doi: 10.48550/arxiv.1204.0575 · pith_short_12: F754IZ2UUFTB · pith_short_16: F754IZ2UUFTB75JG · pith_short_8: F754IZ2U

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/F754IZ2UUFTB75JGRZ2SIFODGR \
  | 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: 2ffbc46754a1661ff5268e752415c3346520f1931a3acd8a3e513d04f6413af3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac2729de23798400808f581a37db1b0ce6c83da123e6df5e2428ac8dcc014343",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-04-03T02:41:56Z",
    "title_canon_sha256": "5cee5879d0653e759efec9e1067d0388e28c9271416c5ac5172d0d925d3e0c29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0575",
    "kind": "arxiv",
    "version": 1
  }
}