Pith Number

pith:PKDQTSVX

pith:1999:PKDQTSVXB3PY7EHQGQ7GGCG5O7

not attested not anchored not stored refs pending

Preons, Dark Matter and the Production of Early Cosmological Structures

(2) Rostov State University), G. Vereshkov (2) ((1) Astro Space Center of Lebedev Physical Institute of Russian Academy of Sciences, O. Lalakulich (2), V. Burdyuzha (1), Yu. Ponomarev (1)

arxiv:hep-ph/9907531 v1 · 1999-07-28 · hep-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PKDQTSVXB3PY7EHQGQ7GGCG5O7}

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.

Cited by

1 paper in Pith

Gravitational Collapse of an Inhomogeneous Fluid in Rastall Theory

Receipt and verification

First computed	2026-07-04T15:51:27.326017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a8709cab70edf8f90f0343e6308dd77cb24ddad7a7f1a9aafaab011044f5029

Aliases

arxiv: hep-ph/9907531 · arxiv_version: hep-ph/9907531v1 · doi: 10.48550/arxiv.hep-ph/9907531 · pith_short_12: PKDQTSVXB3PY · pith_short_16: PKDQTSVXB3PY7EHQ · pith_short_8: PKDQTSVX

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/PKDQTSVXB3PY7EHQGQ7GGCG5O7 \
  | 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: 7a8709cab70edf8f90f0343e6308dd77cb24ddad7a7f1a9aafaab011044f5029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5c43adcbd21688ebec89b3ef6b08258653bd5e8c0e4b788588656744cb6f8e2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-07-28T09:11:40Z",
    "title_canon_sha256": "2e922dafb0dcd84db902d693e34c581a6b95c30a0c403fb43142b16f55eaeca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9907531",
    "kind": "arxiv",
    "version": 1
  }
}