Pith Number

pith:U2OMPCVX

pith:2017:U2OMPCVX2U62YQYCVBPSSMP43W

not attested not anchored not stored refs pending

Classifying GRB170817A / GW170817 in a Fermi duration - hardness plane

B.G. Toth, I. Horvath, I.I. Racz, J. Hakkila, L.G. Balazs, L.V. Toth, S. Pinter, Z. Bagoly

arxiv:1710.11509 v4 · 2017-10-31 · astro-ph.CO · astro-ph.GA · 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{U2OMPCVX2U62YQYCVBPSSMP43W}

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	2026-05-18T00:21:10.078391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a69cc78ab7d53dac4302a85f2931fcdd95a10acc5eaefec3bcd77bfce5876c73

Aliases

arxiv: 1710.11509 · arxiv_version: 1710.11509v4 · doi: 10.48550/arxiv.1710.11509 · pith_short_12: U2OMPCVX2U62 · pith_short_16: U2OMPCVX2U62YQYC · pith_short_8: U2OMPCVX

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/U2OMPCVX2U62YQYCVBPSSMP43W \
  | 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: a69cc78ab7d53dac4302a85f2931fcdd95a10acc5eaefec3bcd77bfce5876c73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dc1d7226d8846ad4fd3b85b67c6827e3a600dab23f0d431a8af4b6add388ebe",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-10-31T14:31:21Z",
    "title_canon_sha256": "9d4c08b3a4ba709e8d5de86626cfa833df820f7fd6c1c8c9a811cc22f51db2bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.11509",
    "kind": "arxiv",
    "version": 4
  }
}