Pith Number

pith:UFQGC3YL

pith:2011:UFQGC3YLWT5SH3XJFGG7RKAKKO

not attested not anchored not stored refs pending

A minor body falling onto a neutron star as an explanation for the unusual gamma-ray burst GRB 101225A

A. Melandri, B. Sbarufatti, D. Fugazza, E. M. Rossi, E. Palazzi, E. Pian, G. Cusumano, G. Ghirlanda, G. Ghisellini, G. Lodato, G. Tagliaferri, L. A. Antonelli, M. Della Valle, N. Panagia, P. D'Avanzo, R. Salvaterra, S. Campana, S. Covino, S. D. Vergani, V. D'Elia

arxiv:1112.0018 v1 · 2011-11-30 · 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{UFQGC3YLWT5SH3XJFGG7RKAKKO}

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	2026-05-18T01:59:20.911610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a160616f0bb4fb23eee9298df8a80a53b6bff766b34556a1ff882f5ede5b1798

Aliases

arxiv: 1112.0018 · arxiv_version: 1112.0018v1 · doi: 10.48550/arxiv.1112.0018 · pith_short_12: UFQGC3YLWT5S · pith_short_16: UFQGC3YLWT5SH3XJ · pith_short_8: UFQGC3YL

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/UFQGC3YLWT5SH3XJFGG7RKAKKO \
  | 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: a160616f0bb4fb23eee9298df8a80a53b6bff766b34556a1ff882f5ede5b1798

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46067de620eb77e317c54ebfe7b3058d148de0c51c775fd602c03476795baa8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-11-30T21:01:26Z",
    "title_canon_sha256": "8d04e567f078975654a54c29b10f3b9c4144a7bc0b45e4921e8a66d4894dcdfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0018",
    "kind": "arxiv",
    "version": 1
  }
}