Pith Number

pith:3IYZKGMQ

pith:2000:3IYZKGMQ3R7M42JI4JLHQHCSRO

not attested not anchored not stored refs pending

DFQ--Double Frequency RFQ

Y. Iwashita

arxiv:physics/0008044 v1 · 2000-08-13 · physics.acc-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{3IYZKGMQ3R7M42JI4JLHQHCSRO}

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	2026-07-04T14:43:17.626760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da31951990dc7ece6928e256781c528b9334fbbf352141e3c974b749d2c53c3d

Aliases

arxiv: physics/0008044 · arxiv_version: physics/0008044v1 · doi: 10.48550/arxiv.physics/0008044 · pith_short_12: 3IYZKGMQ3R7M · pith_short_16: 3IYZKGMQ3R7M42JI · pith_short_8: 3IYZKGMQ

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/3IYZKGMQ3R7M42JI4JLHQHCSRO \
  | 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: da31951990dc7ece6928e256781c528b9334fbbf352141e3c974b749d2c53c3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b09c11ce3f2334e5202fb8629b384ad45e1e323d5e32022a805b8db2bcd848e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2000-08-13T13:30:32Z",
    "title_canon_sha256": "7acfc570c86ab2bb52242c620fbf6b175858a300e0e87074b6f2ddcb7b01d53c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0008044",
    "kind": "arxiv",
    "version": 1
  }
}