Pith Number

pith:BDM7FBV7

pith:1994:BDM7FBV7TOCCXQW24QOHEUOHWW

not attested not anchored not stored refs pending

Multidimensional Cosmology with Multicomponent Perfect Fluid and Toda Lattices

V. D. Ivashchuk, V. N. Melnikov, V.R. Gavrilov

arxiv:gr-qc/9407019 v1 · 1994-07-14 · 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{BDM7FBV7TOCCXQW24QOHEUOHWW}

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	2026-05-18T01:39:19.765014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08d9f286bf9b842bc2dae41c7251c7b5b1c303aeffe80f1ad7ebc82d381a2450

Aliases

arxiv: gr-qc/9407019 · arxiv_version: gr-qc/9407019v1 · doi: 10.48550/arxiv.gr-qc/9407019 · pith_short_12: BDM7FBV7TOCC · pith_short_16: BDM7FBV7TOCCXQW2 · pith_short_8: BDM7FBV7

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/BDM7FBV7TOCCXQW24QOHEUOHWW \
  | 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: 08d9f286bf9b842bc2dae41c7251c7b5b1c303aeffe80f1ad7ebc82d381a2450

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1979087e7b407ffecefd145f266f66e067c5e2420eff2c0ae6d5adef5156f626",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-07-14T16:13:14Z",
    "title_canon_sha256": "879135549ddea0eb22aee614b530042fc6a48a112223736b826af8d6e5d24209"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9407019",
    "kind": "arxiv",
    "version": 1
  }
}