Pith Number

pith:OI2H4FT7

pith:2001:OI2H4FT7WUCQ6FUSS4Q63HYIDH

not attested not anchored not stored refs pending

Optical Photometry of the GRB 010222 Afterglow

B.C. Bhatt, D.K. Sahu, G.C. Anupama, Padmakar, R. Cowsik, S. Ambika, S.G. Bhargavi, T.P. Prabhu

arxiv:astro-ph/0104363 v3 · 2001-04-23 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OI2H4FT7WUCQ6FUSS4Q63HYIDH}

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	2026-07-04T14:11:08.830760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72347e167fb5050f16929721ed9f0819d2db1a535a1ef0dfc8d3444e9ae3cbc3

Aliases

arxiv: astro-ph/0104363 · arxiv_version: astro-ph/0104363v3 · doi: 10.48550/arxiv.astro-ph/0104363 · pith_short_12: OI2H4FT7WUCQ · pith_short_16: OI2H4FT7WUCQ6FUS · pith_short_8: OI2H4FT7

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/OI2H4FT7WUCQ6FUSS4Q63HYIDH \
  | 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: 72347e167fb5050f16929721ed9f0819d2db1a535a1ef0dfc8d3444e9ae3cbc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3d7a211cc5c7b2827a5d4e7ead609dc63a926264bb240d3ab1874ef73d1da9a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-04-23T09:34:06Z",
    "title_canon_sha256": "0550251282857f5a5a855bd8b8ab197f98cb2df7e5a73d97c50baf92e5ee61b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0104363",
    "kind": "arxiv",
    "version": 3
  }
}