Pith Number

pith:FQM2IISQ

pith:2000:FQM2IISQU7QVFO4U7C2VAW55XG

not attested not anchored not stored refs pending

TeV scale gravity, mirror universe, and ... dinosaurs

Z.K. Silagadze

arxiv:hep-ph/0002255 v2 · 2000-02-24 · hep-ph · astro-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{FQM2IISQU7QVFO4U7C2VAW55XG}

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	2026-05-18T02:36:50.585029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c19a42250a7e152bb94f8b5505bbdb9951e5c042214e1c69e0de611921cac6f

Aliases

arxiv: hep-ph/0002255 · arxiv_version: hep-ph/0002255v2 · doi: 10.48550/arxiv.hep-ph/0002255 · pith_short_12: FQM2IISQU7QV · pith_short_16: FQM2IISQU7QVFO4U · pith_short_8: FQM2IISQ

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/FQM2IISQU7QVFO4U7C2VAW55XG \
  | 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: 2c19a42250a7e152bb94f8b5505bbdb9951e5c042214e1c69e0de611921cac6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7acdc1ae0d98111b1e3566563e3818142822b53cd66699280065eccc7d9deca5",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2000-02-24T18:03:49Z",
    "title_canon_sha256": "42e13968e4c6c09a3cd7cbd6d7aa98563d0a7ca66a54feb4cd280158de314940"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0002255",
    "kind": "arxiv",
    "version": 2
  }
}