Pith Number

pith:3BPRVCOJ

pith:2017:3BPRVCOJQZOT2ZMSYNNUTFQM5O

not attested not anchored not stored refs pending

A direct measurement of sense of rotation of PSR J0737$-$3039A

Andrea Possenti, Benetge B. P. Perera, Ingrid Stairs, Maura McLaughlin, Michael Kramer, Nihan Pol

arxiv:1712.04360 v1 · 2017-12-12 · 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{3BPRVCOJQZOT2ZMSYNNUTFQM5O}

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	2026-05-18T00:23:28.694099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d85f1a89c9865d3d6592c35b49960ceb8fe9855f7464158b6eccd5ace7df9632

Aliases

arxiv: 1712.04360 · arxiv_version: 1712.04360v1 · doi: 10.48550/arxiv.1712.04360 · pith_short_12: 3BPRVCOJQZOT · pith_short_16: 3BPRVCOJQZOT2ZMS · pith_short_8: 3BPRVCOJ

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/3BPRVCOJQZOT2ZMSYNNUTFQM5O \
  | 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: d85f1a89c9865d3d6592c35b49960ceb8fe9855f7464158b6eccd5ace7df9632

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6e832fd95f42d21f0b4ea4e5356e54ad3e25a3ee447c9e844059aec39e7a642",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-12T15:52:39Z",
    "title_canon_sha256": "f573ae76fd49fac2a9902c1e1f4dbfbdb9a416e67b6fe8b84b5881c4d4f33d02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04360",
    "kind": "arxiv",
    "version": 1
  }
}