Pith Number

pith:2KA7BJBI

pith:2022:2KA7BJBI6VCHQ5QBIOPVJVFYC5

not attested not anchored not stored refs pending

Gamma-Ray Bursts

Bin-Bin Zhang, Fa-Yin Wang, He Gao, Yun-Wei Yu

arxiv:2204.04417 v1 · 2022-04-09 · 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{2KA7BJBI6VCHQ5QBIOPVJVFYC5}

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	2026-07-05T05:57:52.820261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d281f0a428f544787601439f54d4b817416de9e24b27fae68c4d7e85f59c9917

Aliases

arxiv: 2204.04417 · arxiv_version: 2204.04417v1 · doi: 10.48550/arxiv.2204.04417 · pith_short_12: 2KA7BJBI6VCH · pith_short_16: 2KA7BJBI6VCHQ5QB · pith_short_8: 2KA7BJBI

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/2KA7BJBI6VCHQ5QBIOPVJVFYC5 \
  | 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: d281f0a428f544787601439f54d4b817416de9e24b27fae68c4d7e85f59c9917

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3f837f26108ba669fde33addd373ca531f43f335b0ec82a0f966844b8e74e18",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-04-09T07:53:25Z",
    "title_canon_sha256": "c9b1e62e3941c81ba24f74a99d95389c20c4e10e297a25f1d19304b50f29543a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.04417",
    "kind": "arxiv",
    "version": 1
  }
}