Pith Number

pith:EFN5EFB4

pith:2007:EFN5EFB4OC2CGRRH4KA5MYFPCV

not attested not anchored not stored refs pending

An Unexpectedly Swift Rise in the Gamma-ray Burst Rate

Hasan Yuksel, John F. Beacom, Krzysztof Z. Stanek (Ohio State University), Matthew D. Kistler

arxiv:0709.0381 v3 · 2007-09-04 · 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{EFN5EFB4OC2CGRRH4KA5MYFPCV}

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	2026-05-18T04:36:41.978325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

215bd2143c70b4234627e281d660af156f4d3cb62a7b5af671fe9ce21d6c05d1

Aliases

arxiv: 0709.0381 · arxiv_version: 0709.0381v3 · doi: 10.48550/arxiv.0709.0381 · pith_short_12: EFN5EFB4OC2C · pith_short_16: EFN5EFB4OC2CGRRH · pith_short_8: EFN5EFB4

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/EFN5EFB4OC2CGRRH4KA5MYFPCV \
  | 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: 215bd2143c70b4234627e281d660af156f4d3cb62a7b5af671fe9ce21d6c05d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82491b3e695909d76f80f92f7e5606c5b4c7a630e0d19c6a8752148589526c92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-04T19:54:22Z",
    "title_canon_sha256": "b16d2a81ebb78225ac41257fde28a8e9862fb198525217b44709d4cac4752733"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.0381",
    "kind": "arxiv",
    "version": 3
  }
}