Pith Number

pith:W27GOEKZ

pith:1999:W27GOEKZQPK6ZCD4EFVH7IMODB

not attested not anchored not stored refs pending

Billiard Representation for Multidimensional Cosmology with Intersecting p-branes near the Singularity

V. D. Ivashchuk, V. N. Melnikov

arxiv:hep-th/9904077 v1 · 1999-04-09 · hep-th · 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{W27GOEKZQPK6ZCD4EFVH7IMODB}

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	2026-05-18T04:24:15.444530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6be67115983d5ec887c216a7fa18e18759052b8f9850b1aeaec34557cc6ede6

Aliases

arxiv: hep-th/9904077 · arxiv_version: hep-th/9904077v1 · doi: 10.48550/arxiv.hep-th/9904077 · pith_short_12: W27GOEKZQPK6 · pith_short_16: W27GOEKZQPK6ZCD4 · pith_short_8: W27GOEKZ

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/W27GOEKZQPK6ZCD4EFVH7IMODB \
  | 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: b6be67115983d5ec887c216a7fa18e18759052b8f9850b1aeaec34557cc6ede6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11f5b024b2d6e0d5de982d082ea1656364f805b0ad371c891a31a4853c95d7da",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-04-09T17:47:33Z",
    "title_canon_sha256": "acb40c71f8b8950828b883013186d489165737e3ea3377a91a322dd132c3a71d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9904077",
    "kind": "arxiv",
    "version": 1
  }
}