Pith Number

pith:DUOXYPYY

pith:2002:DUOXYPYY7PVWZQUV4D6YPZCKTI

not attested not anchored not stored refs pending

Polarized Photocathodes Make the Grade

Jym Clendenin, Takashi Maruyama

arxiv:physics/0211103 v1 · 2002-11-26 · 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{DUOXYPYY7PVWZQUV4D6YPZCKTI}

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	2026-07-04T17:18:29.599220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d1d7c3f18fbeb6cc295e0fd87e44a9a00b0613ffe93052709fdf2287f42112c

Aliases

arxiv: physics/0211103 · arxiv_version: physics/0211103v1 · doi: 10.48550/arxiv.physics/0211103 · pith_short_12: DUOXYPYY7PVW · pith_short_16: DUOXYPYY7PVWZQUV · pith_short_8: DUOXYPYY

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/DUOXYPYY7PVWZQUV4D6YPZCKTI \
  | 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: 1d1d7c3f18fbeb6cc295e0fd87e44a9a00b0613ffe93052709fdf2287f42112c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e46ed2273fe98c6d40d6be8f3163a42654788ccd4f53d63b640fbd78db0fa2bc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2002-11-26T00:45:55Z",
    "title_canon_sha256": "9a0188cca37c87f4c55409f715da4bc10593dbade564559c3fb1dcdff759c5ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0211103",
    "kind": "arxiv",
    "version": 1
  }
}