Pith Number

pith:33FKEKZ3

pith:2006:33FKEKZ3F3XQU25GN3FST337PL

not attested not anchored not stored refs pending

The Nanotechnology R(evolution)

Charles Tahan

arxiv:physics/0612229 v1 · 2006-12-23 · physics.soc-ph · physics.hist-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{33FKEKZ3F3XQU25GN3FST337PL}

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	2026-07-04T14:58:13.731427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

decaa22b3b2eef0a6ba66ecb29ef7f7acef9dac8adf7a0eb8a162613d3f612a7

Aliases

arxiv: physics/0612229 · arxiv_version: physics/0612229v1 · doi: 10.48550/arxiv.physics/0612229 · pith_short_12: 33FKEKZ3F3XQ · pith_short_16: 33FKEKZ3F3XQU25G · pith_short_8: 33FKEKZ3

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/33FKEKZ3F3XQU25GN3FST337PL \
  | 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: decaa22b3b2eef0a6ba66ecb29ef7f7acef9dac8adf7a0eb8a162613d3f612a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9869b1932e44c192b8f7cdc5fbb447b4ac197206e3c630a0d05bd2c34b722424",
    "cross_cats_sorted": [
      "physics.hist-ph"
    ],
    "license": "",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2006-12-23T02:09:08Z",
    "title_canon_sha256": "870e9e13f127aa02c1f555241d5a0a768babc5486e5fba47c9305fcebe0e1eb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0612229",
    "kind": "arxiv",
    "version": 1
  }
}