Pith Number

pith:2R56L2YO

pith:2009:2R56L2YO35TLMP4A3UGLLF32WQ

not attested not anchored not stored refs pending

GRB 070518: A Gamma-ray Burst with Optically Dim Luminosity

J.S. Deng, J. Wang, J.Y. Hu, J.Y. Wei, K.Y. Huang, L.P. Xin, W.K. Zheng, Y.L. Qiu, Y. Urata

arxiv:0911.1014 v1 · 2009-11-05 · 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{2R56L2YO35TLMP4A3UGLLF32WQ}

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	2026-05-18T02:10:59.310675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d47be5eb0edf66b63f80dd0cb5977ab428c097aa3c9eef9dbd8be60b2039b706

Aliases

arxiv: 0911.1014 · arxiv_version: 0911.1014v1 · doi: 10.48550/arxiv.0911.1014 · pith_short_12: 2R56L2YO35TL · pith_short_16: 2R56L2YO35TLMP4A · pith_short_8: 2R56L2YO

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/2R56L2YO35TLMP4A3UGLLF32WQ \
  | 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: d47be5eb0edf66b63f80dd0cb5977ab428c097aa3c9eef9dbd8be60b2039b706

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6377782485844622214046bbc1d619757a8fac0ebf676136a8d95139ad5a291",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-11-05T11:27:19Z",
    "title_canon_sha256": "01164402754370bcc8e5a2ad034e3263cca8633273889e6fc8aa0a2c375cd645"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1014",
    "kind": "arxiv",
    "version": 1
  }
}