Pith Number

pith:FRL5UWXG

pith:2019:FRL5UWXGWMER2ZLS3XZW25F5JJ

not attested not anchored not stored refs pending

Alternative Decohering Histories in Quantum Mechanics

James Hartle, Murray Gell-Mann

arxiv:1905.05859 v1 · 2019-05-14 · quant-ph · gr-qc · hep-th · physics.hist-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{FRL5UWXGWMER2ZLS3XZW25F5JJ}

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	2026-05-17T23:46:08.288657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c57da5ae6b3091d6572ddf36d74bd4a568b692f2f58adf0eddc85e798101777

Aliases

arxiv: 1905.05859 · arxiv_version: 1905.05859v1 · doi: 10.48550/arxiv.1905.05859 · pith_short_12: FRL5UWXGWMER · pith_short_16: FRL5UWXGWMER2ZLS · pith_short_8: FRL5UWXG

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/FRL5UWXGWMER2ZLS3XZW25F5JJ \
  | 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: 2c57da5ae6b3091d6572ddf36d74bd4a568b692f2f58adf0eddc85e798101777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c063e0fce2bbe9aed8c1fcb69e0ea4003696ef352c91ed3fda24af6df77686de",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th",
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-14T21:51:24Z",
    "title_canon_sha256": "08e3f2c650bbb1bc87b7000ba11297b7eb6860f742f31aa86c655790de72c1cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05859",
    "kind": "arxiv",
    "version": 1
  }
}