Pith Number

pith:A5X3OJ3Q

pith:2010:A5X3OJ3QVQHIGS47O4FYLDV3BC

not attested not anchored not stored refs pending

On the metric structure of space-time

Jochen Rau

arxiv:1009.5523 v1 · 2010-09-28 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A5X3OJ3QVQHIGS47O4FYLDV3BC}

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	2026-05-18T04:40:09.938973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

076fb72770ac0e834b9f770b858ebb0891eb8008743fa318e1b9360e5e7113cd

Aliases

arxiv: 1009.5523 · arxiv_version: 1009.5523v1 · doi: 10.48550/arxiv.1009.5523 · pith_short_12: A5X3OJ3QVQHI · pith_short_16: A5X3OJ3QVQHIGS47 · pith_short_8: A5X3OJ3Q

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/A5X3OJ3QVQHIGS47O4FYLDV3BC \
  | 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: 076fb72770ac0e834b9f770b858ebb0891eb8008743fa318e1b9360e5e7113cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2832417d6f8e64c703c39530fa1ac0f608756b5a1599c8332803ab0ea77cf085",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-09-28T10:33:02Z",
    "title_canon_sha256": "fd1a2248a90c8c91517a5f6208b5b71df3904abe1cf85be473223eb1b6e20f32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5523",
    "kind": "arxiv",
    "version": 1
  }
}