Pith Number

pith:VVB7BQOR

pith:2001:VVB7BQORINKI4H6RIM345V3CMT

not attested not anchored not stored refs pending

Comparing metrics at large: harmonic vs quo-harmonic coordinates

A. Molina, E. Ruiz, J. M. Aguirregabiria, J. Martin, Ll. Bel

arxiv:gr-qc/0104019 v1 · 2001-04-05 · 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{VVB7BQORINKI4H6RIM345V3CMT}

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	2026-05-18T01:39:24.337817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad43f0c1d143548e1fd14337ced76264d25ce7f936229615708afc485e273366

Aliases

arxiv: gr-qc/0104019 · arxiv_version: gr-qc/0104019v1 · doi: 10.48550/arxiv.gr-qc/0104019 · pith_short_12: VVB7BQORINKI · pith_short_16: VVB7BQORINKI4H6R · pith_short_8: VVB7BQOR

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/VVB7BQORINKI4H6RIM345V3CMT \
  | 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: ad43f0c1d143548e1fd14337ced76264d25ce7f936229615708afc485e273366

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a4612c235527da679ef3faa499db247eafaf45a73e4d04c280684f5d1d64562",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2001-04-05T07:29:28Z",
    "title_canon_sha256": "e90403a907ec8085bfbeeb6995f24c238070ad5957ba6e477d8790ba15a4b7bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0104019",
    "kind": "arxiv",
    "version": 1
  }
}