Pith Number

pith:H34TDBIP

pith:2005:H34TDBIP3H3GLV4HMBBX3J6RG3

not attested not anchored not stored refs pending

Torsion Gravity: a Reappraisal

H. I. Arcos, J. G. Pereira

arxiv:gr-qc/0501017 v1 · 2005-01-07 · 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{H34TDBIP3H3GLV4HMBBX3J6RG3}

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	2026-07-04T16:55:09.301106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ef931850fd9f665d78760437da7d136c7a688a11c362c6b468fcbb33c3de420

Aliases

arxiv: gr-qc/0501017 · arxiv_version: gr-qc/0501017v1 · doi: 10.48550/arxiv.gr-qc/0501017 · pith_short_12: H34TDBIP3H3G · pith_short_16: H34TDBIP3H3GLV4H · pith_short_8: H34TDBIP

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/H34TDBIP3H3GLV4HMBBX3J6RG3 \
  | 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: 3ef931850fd9f665d78760437da7d136c7a688a11c362c6b468fcbb33c3de420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9bbd39b8e20eea8e7c33346ec8a3863293426406a354a63462050f60c297fc3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2005-01-07T12:50:38Z",
    "title_canon_sha256": "e44466f30782353630659b990d9bbf02da0470f7bddc1e5d0d0c99678b838fd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0501017",
    "kind": "arxiv",
    "version": 1
  }
}