Pith Number

pith:U7M4RYH4

pith:2012:U7M4RYH4CEQTPP3C6L5IGXP75L

not attested not anchored not stored refs pending

The GRB 071112C: A Case Study of Different Mechanisms in X-ray and Optical Temporal Evolution

C. Akerlof, C. Y. Wen, D. Kuroda, F. B. Bianco, H. M. Lin, J. H. Wang, J. Wei, K. Yanagisawa, K. Y. Huang, L. P. Xin, M. E. Schwamb, M. J. Lehner, M. Yoshida, N. Kawai, S. L. Marshall, S. Y. Wang, W. H. Ip, W. Zheng, Y. H. Tung, Y. Qiu, Y. Urata, Z. W. Zhang

arxiv:1202.1356 v1 · 2012-02-07 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U7M4RYH4CEQTPP3C6L5IGXP75L}

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	2026-05-18T01:58:33.109141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7d9c8e0fc112137bf62f2fa835dffeaec4a4d611394770f7459da4d77a8ae7f

Aliases

arxiv: 1202.1356 · arxiv_version: 1202.1356v1 · doi: 10.48550/arxiv.1202.1356 · pith_short_12: U7M4RYH4CEQT · pith_short_16: U7M4RYH4CEQTPP3C · pith_short_8: U7M4RYH4

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/U7M4RYH4CEQTPP3C6L5IGXP75L \
  | 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: a7d9c8e0fc112137bf62f2fa835dffeaec4a4d611394770f7459da4d77a8ae7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cde5c2ddafec13d3844a045d2aa81b6e14dd330fe364f552b354450bf1dd8248",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-02-07T06:41:41Z",
    "title_canon_sha256": "1f82c4537971f5f726befb96b26233e23a3624f581a7bd488fd3453bea21df4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1356",
    "kind": "arxiv",
    "version": 1
  }
}