Pith Number

pith:F5MWWGFF

pith:2016:F5MWWGFFY3D5PVUONRPVU3BFNQ

not attested not anchored not stored refs pending

Swift follow-up of the Gravitational Wave source GW150914

A.P. Beardmore, B. Mingo, B.Sbarufatti, C.B. Markwardt, C. Gronwall, C. Pagani, D. Malesani, D.M. Palmer, D. N. Burrows, F. E. Marshall, G. Tagliaferri, J.A. Kennea, J. A. Nousek, J. L. Racusin, J. P. Osborne, K.L. Page, M.H. Siegel, M. Perri, N. Gehrels, P.A. Evans, P. Giommi, P. T. O'Brien, S.B. Cenko, S. Campana, S.D. Barthelmy

arxiv:1602.03868 v4 · 2016-02-11 · 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{F5MWWGFFY3D5PVUONRPVU3BFNQ}

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	2026-05-18T01:10:42.826438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f596b18a5c6c7d7d68e6c5f5a6c256c20d783b6e680148c8c47a16b79d554bf

Aliases

arxiv: 1602.03868 · arxiv_version: 1602.03868v4 · doi: 10.48550/arxiv.1602.03868 · pith_short_12: F5MWWGFFY3D5 · pith_short_16: F5MWWGFFY3D5PVUO · pith_short_8: F5MWWGFF

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/F5MWWGFFY3D5PVUONRPVU3BFNQ \
  | 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: 2f596b18a5c6c7d7d68e6c5f5a6c256c20d783b6e680148c8c47a16b79d554bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8026f06325ca8dee4d05f15f7951417a803413fea956e518185bff7475692cf4",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-02-11T20:28:52Z",
    "title_canon_sha256": "dce16fe519b5d067ddc23a3f7761bdd6bbea303262df9b38549c8b9d0afdf3ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.03868",
    "kind": "arxiv",
    "version": 4
  }
}