Pith Number

pith:555E57SH

pith:2017:555E57SHWUCXOYC77VRX63HM4N

not attested not anchored not stored refs pending

The peculiar GRB 110731A: Lorentz factor, jet composition, central engine, and progenitor

Alexei V. Filippenko, Bing Zhang, Enwei Liang, He Gao, HouJun L\"u, Lin Lan, Melissa L. Graham, Ruijing Lu, Weikang Zheng, Xianggao Wang

arxiv:1706.00898 v2 · 2017-06-03 · astro-ph.HE · hep-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{555E57SHWUCXOYC77VRX63HM4N}

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	2026-05-18T00:39:12.098594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef7a4efe47b50577605ffd637f6cece3776f6d81a8a81f09028b147a32fd8049

Aliases

arxiv: 1706.00898 · arxiv_version: 1706.00898v2 · doi: 10.48550/arxiv.1706.00898 · pith_short_12: 555E57SHWUCX · pith_short_16: 555E57SHWUCXOYC7 · pith_short_8: 555E57SH

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/555E57SHWUCXOYC77VRX63HM4N \
  | 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: ef7a4efe47b50577605ffd637f6cece3776f6d81a8a81f09028b147a32fd8049

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddb9a4910f01d5b5d3c60919c7a73f129035a91ec1754ad9ba6859b826a4f44f",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-06-03T04:59:23Z",
    "title_canon_sha256": "1b7b7f874be23ea6da3d39a59b41f3c54bac0e750aa59a3c1cda0e49f9d35c80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00898",
    "kind": "arxiv",
    "version": 2
  }
}