Pith Number

pith:HBUHOJBU

pith:2013:HBUHOJBULEYQ3J6YFZBO6RNJDJ

not attested not anchored not stored refs pending

GRB 121027A: long-lasting, energetic X-ray flares and clues to radiation mechanism and progenitor star

Bing Zhang (UNLV), En-Wei Liang (GXU, Fang-kun Peng (GXU), NAOC), Rui-Jing Lu (GXU), Shao-Qiang Xi (GXU), Xiang-Gao Wang (GXU), You-Dong Hu (GXU)

arxiv:1302.4876 v1 · 2013-02-20 · 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{HBUHOJBULEYQ3J6YFZBO6RNJDJ}

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	2026-05-18T03:33:10.714786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

386877243459310da7d82e42ef45a91a76b190630700a9cce9c9d36d080275de

Aliases

arxiv: 1302.4876 · arxiv_version: 1302.4876v1 · doi: 10.48550/arxiv.1302.4876 · pith_short_12: HBUHOJBULEYQ · pith_short_16: HBUHOJBULEYQ3J6Y · pith_short_8: HBUHOJBU

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/HBUHOJBULEYQ3J6YFZBO6RNJDJ \
  | 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: 386877243459310da7d82e42ef45a91a76b190630700a9cce9c9d36d080275de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aad99f71fb8687c82a84bda3250483baa36d147f19d27b88c08b225368d0d1fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-02-20T11:07:32Z",
    "title_canon_sha256": "1eae86e87b822ad56b8420b5183f20803ca866d95254c3c527ecf097823db9b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4876",
    "kind": "arxiv",
    "version": 1
  }
}