Pith Number

pith:JKIZIK7H

pith:2014:JKIZIK7HNFOX3UGNM23ZSSJMU2

not attested not anchored not stored refs pending

Feynman's Clock for open quantum systems

Alan Aspuru-Guzik, David G. Tempel

arxiv:1406.5631 v1 · 2014-06-21 · quant-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{JKIZIK7HNFOX3UGNM23ZSSJMU2}

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	2026-05-18T01:42:52.011876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a91942be7695d7dd0cd66b799492ca696362e5be507a0b3f98478bbc1ffcba7

Aliases

arxiv: 1406.5631 · arxiv_version: 1406.5631v1 · doi: 10.48550/arxiv.1406.5631 · pith_short_12: JKIZIK7HNFOX · pith_short_16: JKIZIK7HNFOX3UGN · pith_short_8: JKIZIK7H

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/JKIZIK7HNFOX3UGNM23ZSSJMU2 \
  | 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: 4a91942be7695d7dd0cd66b799492ca696362e5be507a0b3f98478bbc1ffcba7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf0338de67ef0ba4757cc671c51f2b0ec8395fc2170a7097deb01b3113eb23b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-06-21T17:00:31Z",
    "title_canon_sha256": "d67c134ee115ce82eb7964738587f2719c2ebf5a5ded80300b85247882c2c45b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5631",
    "kind": "arxiv",
    "version": 1
  }
}