Pith Number

pith:YXX4ECAG

pith:2014:YXX4ECAGP2DJK2SSREUJQ4PZ2N

not attested not anchored not stored refs pending

Quantum histories without contrary inferences

Marcelo Losada, Roberto Laura

arxiv:1405.5166 v1 · 2014-05-20 · 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{YXX4ECAGP2DJK2SSREUJQ4PZ2N}

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	2026-05-18T01:43:10.187776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5efc208067e86956a5289289871f9d36c72ea61804193a6e2425faa7a8afaf8

Aliases

arxiv: 1405.5166 · arxiv_version: 1405.5166v1 · doi: 10.48550/arxiv.1405.5166 · pith_short_12: YXX4ECAGP2DJ · pith_short_16: YXX4ECAGP2DJK2SS · pith_short_8: YXX4ECAG

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/YXX4ECAGP2DJK2SSREUJQ4PZ2N \
  | 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: c5efc208067e86956a5289289871f9d36c72ea61804193a6e2425faa7a8afaf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "def1227b99e0321dbabd5f28e5eb46dac95c0bd5362932bf939813410a7eb37c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-20T17:41:25Z",
    "title_canon_sha256": "fcff027f90fa7c8b6d5971db4de494e4b16c6051615c9257b454515fe3d8b597"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5166",
    "kind": "arxiv",
    "version": 1
  }
}