Pith Number

pith:EUN4UYQH

pith:2010:EUN4UYQH33BTP3BMG7DBFFIS2M

not attested not anchored not stored refs pending

Automatic Hermiticity

Holger Bech Nielsen, Keiichi Nagao

arxiv:1009.0441 v3 · 2010-09-02 · quant-ph · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EUN4UYQH33BTP3BMG7DBFFIS2M}

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	2026-05-18T04:20:38.581167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

251bca6207dec337ec2c37c6129512d31083bf386262d160070bd446d0e993ee

Aliases

arxiv: 1009.0441 · arxiv_version: 1009.0441v3 · doi: 10.48550/arxiv.1009.0441 · pith_short_12: EUN4UYQH33BT · pith_short_16: EUN4UYQH33BTP3BM · pith_short_8: EUN4UYQH

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/EUN4UYQH33BTP3BMG7DBFFIS2M \
  | 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: 251bca6207dec337ec2c37c6129512d31083bf386262d160070bd446d0e993ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b36ffa441985884e2d39eb3caf157fa76fa9c8f07fa6b014d84546f27ecaec8c",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-09-02T14:58:12Z",
    "title_canon_sha256": "157c64d72e9d93026553f9a14bf46746533cb2697ce7ca890fc75cfa5ed63a76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0441",
    "kind": "arxiv",
    "version": 3
  }
}