Pith Number

pith:UUGPD5CD

pith:2016:UUGPD5CDDGK7EE5WYATE2OWM7M

not attested not anchored not stored refs pending

General Relativity \`a la string: a progress report

Claudio Teitelboim, Tullio Regge

arxiv:1612.05256 v1 · 2016-12-15 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UUGPD5CDDGK7EE5WYATE2OWM7M}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:54:52.187005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a50cf1f4431995f213b6c0264d3accfb1cc1c4f98b2074372d8303040daa1b7c

Aliases

arxiv: 1612.05256 · arxiv_version: 1612.05256v1 · doi: 10.48550/arxiv.1612.05256 · pith_short_12: UUGPD5CDDGK7 · pith_short_16: UUGPD5CDDGK7EE5W · pith_short_8: UUGPD5CD

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/UUGPD5CDDGK7EE5WYATE2OWM7M \
  | 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: a50cf1f4431995f213b6c0264d3accfb1cc1c4f98b2074372d8303040daa1b7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e25cb6b2fff87bc702dfd72018223bdcada8b8722f2ab9fa53133732920e2aa9",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-12-15T18:38:43Z",
    "title_canon_sha256": "849b6962ac14b79153befb5acfe466c5fabf1cddbf12d1ed3aa414cf0c3aaeff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.05256",
    "kind": "arxiv",
    "version": 1
  }
}