Pith Number

pith:QT3PI3S4

pith:2010:QT3PI3S4UNCB4ETSFQCXRTVPXW

not attested not anchored not stored refs pending

From permanence to total availability: a quantum conceptual upgrade

Massimiliano Sassoli de Bianchi

arxiv:1010.4942 v2 · 2010-10-24 · physics.gen-ph · 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{QT3PI3S4UNCB4ETSFQCXRTVPXW}

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	2026-05-18T03:51:14.516928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84f6f46e5ca3441e12722c0578ceafbd9aff01231bef4059b316468d2f5a67c2

Aliases

arxiv: 1010.4942 · arxiv_version: 1010.4942v2 · doi: 10.48550/arxiv.1010.4942 · pith_short_12: QT3PI3S4UNCB · pith_short_16: QT3PI3S4UNCB4ETS · pith_short_8: QT3PI3S4

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/QT3PI3S4UNCB4ETSFQCXRTVPXW \
  | 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: 84f6f46e5ca3441e12722c0578ceafbd9aff01231bef4059b316468d2f5a67c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5f1b45399e7bbf38046ecc427d09485071888fa476a5e94205da28d078a1a4b",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2010-10-24T08:54:47Z",
    "title_canon_sha256": "e5a58cc8299e5e1551b1124bb080603175b7bf1e0cbaee38d4f7fbfe5a841428"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.4942",
    "kind": "arxiv",
    "version": 2
  }
}