Pith Number

pith:JXR3OAGE

pith:2018:JXR3OAGE2QDX6CKDVEYC3BKYBX

not attested not anchored not stored refs pending

Gravitation in terms of observables

Jorge Pullin, Rodolfo Gambini

arxiv:1802.02661 v3 · 2018-02-07 · gr-qc · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JXR3OAGE2QDX6CKDVEYC3BKYBX}

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	2026-05-18T00:03:00.124956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4de3b700c4d4077f0943a9302d85580dc781053f7e55117b826f059d7df2c82d

Aliases

arxiv: 1802.02661 · arxiv_version: 1802.02661v3 · doi: 10.48550/arxiv.1802.02661 · pith_short_12: JXR3OAGE2QDX · pith_short_16: JXR3OAGE2QDX6CKD · pith_short_8: JXR3OAGE

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/JXR3OAGE2QDX6CKDVEYC3BKYBX \
  | 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: 4de3b700c4d4077f0943a9302d85580dc781053f7e55117b826f059d7df2c82d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8b7dec3de44bc1a0244188bc3bc2f700fa373539f838205b1c7b3755ad68753",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-02-07T22:36:42Z",
    "title_canon_sha256": "6bd97333b282fe48f4f45639c4382be5cf8ea91c7876d9bf6208c46cde527817"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02661",
    "kind": "arxiv",
    "version": 3
  }
}