Pith Number

pith:VUOR2PFF

pith:2012:VUOR2PFFOZCO5CATISWRS7MFRF

not attested not anchored not stored refs pending

Operational Geometry on de Sitter Spacetime

Chryssomalis Chryssomalakos, Daniel Sudarsky, Pedro Aguilar, Yuri Bonder

arxiv:1205.0501 v2 · 2012-05-02 · 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{VUOR2PFFOZCO5CATISWRS7MFRF}

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	2026-05-18T03:50:25.107577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad1d1d3ca57644ee881344ad197d8589561a054d2b2fe5fa242aca0997bcc59a

Aliases

arxiv: 1205.0501 · arxiv_version: 1205.0501v2 · doi: 10.48550/arxiv.1205.0501 · pith_short_12: VUOR2PFFOZCO · pith_short_16: VUOR2PFFOZCO5CAT · pith_short_8: VUOR2PFF

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/VUOR2PFFOZCO5CATISWRS7MFRF \
  | 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: ad1d1d3ca57644ee881344ad197d8589561a054d2b2fe5fa242aca0997bcc59a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "250b555a0317fa48fdd7acd998905657da2328db1c10706aa1e14f1885f322ed",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-05-02T17:45:32Z",
    "title_canon_sha256": "e066ce852c2152d97d9d72464654b6a28782fcd43de4c0c9f35bb05aa09bae4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0501",
    "kind": "arxiv",
    "version": 2
  }
}