Pith Number

pith:TTQZSH3E

pith:2016:TTQZSH3EUZJWG2BATMCIS3TBGY

not attested not anchored not stored refs pending

Decoherent Histories Quantum Mechanics Starting with Records of What Happens

James B. Hartle

arxiv:1608.04145 v1 · 2016-08-14 · quant-ph · gr-qc · 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{TTQZSH3EUZJWG2BATMCIS3TBGY}

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	2026-05-18T01:09:04.188941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ce1991f64a6536368209b04896e6136384210682b7d0fbed812e37334cf4604

Aliases

arxiv: 1608.04145 · arxiv_version: 1608.04145v1 · doi: 10.48550/arxiv.1608.04145 · pith_short_12: TTQZSH3EUZJW · pith_short_16: TTQZSH3EUZJWG2BA · pith_short_8: TTQZSH3E

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/TTQZSH3EUZJWG2BATMCIS3TBGY \
  | 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: 9ce1991f64a6536368209b04896e6136384210682b7d0fbed812e37334cf4604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3db538084c6f9210e055fa1a12c70380947b5f73585a10a0d1960eb81d3aaca",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-08-14T22:12:31Z",
    "title_canon_sha256": "2f593c66d3296d467145b802f9237b928f13d7a6ebf3b6d57ed7d9b9c00e78ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.04145",
    "kind": "arxiv",
    "version": 1
  }
}