Pith Number

pith:6JW4C4UX

pith:2012:6JW4C4UXXQWVQ4IUKCBN3D7JZJ

not attested not anchored not stored refs pending

Long Duration X-Ray Flash and X-Ray Rich Gamma Ray Burst from Low Mass Population III Star

Daisuke Nakauchi, Kazumi Kashiyama, Takanori Sakamoto, Takashi Nakamura, Yudai Suwa

arxiv:1207.2835 v2 · 2012-07-12 · 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{6JW4C4UXXQWVQ4IUKCBN3D7JZJ}

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	2026-05-18T01:56:24.651133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f26dc17297bc2d5871145082dd8fe9ca66ab170eac123291bb850daa7a20db3b

Aliases

arxiv: 1207.2835 · arxiv_version: 1207.2835v2 · doi: 10.48550/arxiv.1207.2835 · pith_short_12: 6JW4C4UXXQWV · pith_short_16: 6JW4C4UXXQWVQ4IU · pith_short_8: 6JW4C4UX

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/6JW4C4UXXQWVQ4IUKCBN3D7JZJ \
  | 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: f26dc17297bc2d5871145082dd8fe9ca66ab170eac123291bb850daa7a20db3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fde846644cae6e04e4922d3082874c617907f59ddf7d2b8a7b29a28b9c5b570",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-07-12T03:27:33Z",
    "title_canon_sha256": "4b1eda49db3c9cf77815fb5a59c48f4b0bf95463696e3b69f22247f4a2738012"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2835",
    "kind": "arxiv",
    "version": 2
  }
}