Pith Number

pith:C667OEB6

pith:1997:C667OEB6GR5TEA5JC7JBPUFQ72

not attested not anchored not stored refs pending

Variability in GRBs - A Clue

Israel), Jerusalem, Re'em Sari, Tsvi Piran (Hebrew University

arxiv:astro-ph/9701002 v1 · 1997-01-01 · 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{C667OEB6GR5TEA5JC7JBPUFQ72}

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	2026-05-18T01:07:40.357422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17bdf7103e347b3203a917d217d0b0feb58742ebf76a45757625cface618e3a8

Aliases

arxiv: astro-ph/9701002 · arxiv_version: astro-ph/9701002v1 · doi: 10.48550/arxiv.astro-ph/9701002 · pith_short_12: C667OEB6GR5T · pith_short_16: C667OEB6GR5TEA5J · pith_short_8: C667OEB6

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/C667OEB6GR5TEA5JC7JBPUFQ72 \
  | 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: 17bdf7103e347b3203a917d217d0b0feb58742ebf76a45757625cface618e3a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd093ea4f01751703630327f5ac8fc0d805032d6756dff881900d91739b3165c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-01-01T07:03:28Z",
    "title_canon_sha256": "e25344bd7bcae8bbdfcc08bbc23d611b5d6522737845e88ed0d16d66a084cc77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9701002",
    "kind": "arxiv",
    "version": 1
  }
}