Pith Number

pith:D3KJXI6J

pith:1999:D3KJXI6J3AJAK6NF3Q3PVU73UD

not attested not anchored not stored refs pending

Post-Newtonian Cosmology

Peter Szekeres, Tamath Rainsford

arxiv:gr-qc/9903056 v1 · 1999-03-15 · 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{D3KJXI6J3AJAK6NF3Q3PVU73UD}

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	2026-05-18T04:34:17.532235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ed49ba3c9d8120579a5dc36fad3fba0ea93dc3e9a5e4a7cb2b5c73b310585fb

Aliases

arxiv: gr-qc/9903056 · arxiv_version: gr-qc/9903056v1 · doi: 10.48550/arxiv.gr-qc/9903056 · pith_short_12: D3KJXI6J3AJA · pith_short_16: D3KJXI6J3AJAK6NF · pith_short_8: D3KJXI6J

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/D3KJXI6J3AJAK6NF3Q3PVU73UD \
  | 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: 1ed49ba3c9d8120579a5dc36fad3fba0ea93dc3e9a5e4a7cb2b5c73b310585fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69f6ec9fef2ca157a96706b2151ddbc8ced8d8d2c1f878f4de5111eade9d322c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-03-15T07:32:48Z",
    "title_canon_sha256": "337a85a52d5ea2509856b4613e8c1f1dd0bb1997d2090c8016350c22750742a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9903056",
    "kind": "arxiv",
    "version": 1
  }
}