Pith Number

pith:JI5E6BUZ

pith:2013:JI5E6BUZQYZFPFCKJAYZUE2NEB

not attested not anchored not stored refs pending

Does the Feigel effect break the first law?

Ottavio A. Croze

arxiv:1304.3338 v2 · 2013-04-11 · quant-ph · cond-mat.other · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JI5E6BUZQYZFPFCKJAYZUE2NEB}

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	2026-05-18T01:30:41.286598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a3a4f0699863257944a48319a134d20525c2b2fad787755d77d1bb8418cf5de

Aliases

arxiv: 1304.3338 · arxiv_version: 1304.3338v2 · doi: 10.48550/arxiv.1304.3338 · pith_short_12: JI5E6BUZQYZF · pith_short_16: JI5E6BUZQYZFPFCK · pith_short_8: JI5E6BUZ

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/JI5E6BUZQYZFPFCKJAYZUE2NEB \
  | 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: 4a3a4f0699863257944a48319a134d20525c2b2fad787755d77d1bb8418cf5de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69ab35982833a94e1b8bcd68c09693ad194bd88f5dcf95ad7cabb227b0976cbe",
    "cross_cats_sorted": [
      "cond-mat.other",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-04-11T15:17:58Z",
    "title_canon_sha256": "4d89501fbc1962c7f5d96f67a5ffeab41565a1e9aecb101e40b59f07f9757005"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3338",
    "kind": "arxiv",
    "version": 2
  }
}