Pith Number

pith:HKIPG7EX

pith:2016:HKIPG7EXKRXQHMHISLUD3C2EK4

not attested not anchored not stored refs pending

Numerically reconstructing the geometry of the Universe from data

Hertzog L. Bester, Julien Larena, Nigel T. Bishop

arxiv:1601.07362 v2 · 2016-01-27 · astro-ph.CO · 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{HKIPG7EXKRXQHMHISLUD3C2EK4}

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	2026-05-18T01:21:44.149216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a90f37c97546f03b0e892e83d8b44573867fa0dee302d54ee4c4060642dda42

Aliases

arxiv: 1601.07362 · arxiv_version: 1601.07362v2 · doi: 10.48550/arxiv.1601.07362 · pith_short_12: HKIPG7EXKRXQ · pith_short_16: HKIPG7EXKRXQHMHI · pith_short_8: HKIPG7EX

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/HKIPG7EXKRXQHMHISLUD3C2EK4 \
  | 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: 3a90f37c97546f03b0e892e83d8b44573867fa0dee302d54ee4c4060642dda42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09321cd0df45a2acbc63990351ca72ddc6c46e5c447ccfece33093147f1cc47e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-01-27T13:34:10Z",
    "title_canon_sha256": "396b59d264fd5947e7bc6cf55854d860c2f308750edcd68eeecb6a35706cd90f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07362",
    "kind": "arxiv",
    "version": 2
  }
}