Pith Number

pith:FFNOI5WD

pith:2004:FFNOI5WDVVWV6JWTQXLZBRBLCE

not attested not anchored not stored refs pending

Concepts of Hyperbolicity and Relativistic Continuum Mechanics

Robert Beig

arxiv:gr-qc/0411092 v2 · 2004-11-18 · 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{FFNOI5WDVVWV6JWTQXLZBRBLCE}

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	2026-05-18T01:39:22.411061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

295ae476c3ad6d5f26d385d790c42b110ff928994e4270dc973f288173b1bcff

Aliases

arxiv: gr-qc/0411092 · arxiv_version: gr-qc/0411092v2 · doi: 10.48550/arxiv.gr-qc/0411092 · pith_short_12: FFNOI5WDVVWV · pith_short_16: FFNOI5WDVVWV6JWT · pith_short_8: FFNOI5WD

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/FFNOI5WDVVWV6JWTQXLZBRBLCE \
  | 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: 295ae476c3ad6d5f26d385d790c42b110ff928994e4270dc973f288173b1bcff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9df06dd8b787ba1ccc62e91fb6f326bb2f898a4b09e4ceaab16048e90d759cce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-11-18T11:07:23Z",
    "title_canon_sha256": "186f84c2bdb6a60ea6c3e47ff0e902611991da44a50186fb2ace5628217be30a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0411092",
    "kind": "arxiv",
    "version": 2
  }
}