Pith Number

pith:FM32I2AQ

pith:2008:FM32I2AQJWNLRHEYBBK2CZ4E34

not attested not anchored not stored refs pending

Quantum Stephani Universe in vicinity of the symmetry center

Pouria Pedram

arxiv:0806.1913 v1 · 2008-06-11 · 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{FM32I2AQJWNLRHEYBBK2CZ4E34}

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	2026-05-18T04:34:37.533524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b37a468104d9ab89c980855a16784df059bcfffb792299662fbbcb935dd0f02

Aliases

arxiv: 0806.1913 · arxiv_version: 0806.1913v1 · doi: 10.48550/arxiv.0806.1913 · pith_short_12: FM32I2AQJWNL · pith_short_16: FM32I2AQJWNLRHEY · pith_short_8: FM32I2AQ

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/FM32I2AQJWNLRHEYBBK2CZ4E34 \
  | 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: 2b37a468104d9ab89c980855a16784df059bcfffb792299662fbbcb935dd0f02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cb1d7109857141174740d0b4fdd970e7afaf8d4b336df7078faf6a9fe498e72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-06-11T17:14:42Z",
    "title_canon_sha256": "6d202d4190b9cf70ff06306c2d3eb5e8d95a1451c1cb61c590890910ace1b970"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.1913",
    "kind": "arxiv",
    "version": 1
  }
}