Pith Number

pith:OS5MEVNL

pith:2014:OS5MEVNL5P2TJYJDJPZCHWZ2M6

not attested not anchored not stored refs pending

Operational quantum theory without predefined time

Nicolas J. Cerf, Ognyan Oreshkov

arxiv:1406.3829 v4 · 2014-06-15 · quant-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OS5MEVNL5P2TJYJDJPZCHWZ2M6}

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	2026-05-18T01:10:20.508380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74bac255abebf534e1234bf223db3a679cedfe951de43a6791a6d445f15a9083

Aliases

arxiv: 1406.3829 · arxiv_version: 1406.3829v4 · doi: 10.48550/arxiv.1406.3829 · pith_short_12: OS5MEVNL5P2T · pith_short_16: OS5MEVNL5P2TJYJD · pith_short_8: OS5MEVNL

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/OS5MEVNL5P2TJYJDJPZCHWZ2M6 \
  | 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: 74bac255abebf534e1234bf223db3a679cedfe951de43a6791a6d445f15a9083

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0cd62328e780a804857b6e9252481f7aa87471efdf7be7c098f9271b04cf294",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-06-15T17:10:14Z",
    "title_canon_sha256": "6787f8b69cc5d31f17b9c1600004c60813d7e7808f1d6cab98f140129f4a33b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3829",
    "kind": "arxiv",
    "version": 4
  }
}