Pith Number

pith:SPGORM2D

pith:2014:SPGORM2DGFFHQRB5F4TD675SBP

not attested not anchored not stored refs pending

Fidelity of recovery, geometric squashed entanglement, and measurement recoverability

Kaushik P. Seshadreesan, Mark M. Wilde

arxiv:1410.1441 v8 · 2014-10-06 · quant-ph · cs.IT · math-ph · math.IT · math.MP

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

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.

Cited by

1 paper in Pith

The entropy of bulk quantum fields and the entanglement wedge of an evaporating black hole

Receipt and verification

First computed	2026-05-18T01:26:25.574213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93cce8b343314a78443d2f263f7fb20bd3939f437592af9487efa0aa5ef5331c

Aliases

arxiv: 1410.1441 · arxiv_version: 1410.1441v8 · doi: 10.48550/arxiv.1410.1441 · pith_short_12: SPGORM2DGFFH · pith_short_16: SPGORM2DGFFHQRB5 · pith_short_8: SPGORM2D

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/SPGORM2DGFFHQRB5F4TD675SBP \
  | 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: 93cce8b343314a78443d2f263f7fb20bd3939f437592af9487efa0aa5ef5331c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4052e135c9dfa536600cf1e177a741201aa4001379fdfe0f07fbcaa5b160e0f",
    "cross_cats_sorted": [
      "cs.IT",
      "math-ph",
      "math.IT",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-10-06T16:26:27Z",
    "title_canon_sha256": "e4669f3b4718069b904bbc76d9111784312ef4d72f285504078679b9f9ca027c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1441",
    "kind": "arxiv",
    "version": 8
  }
}