Pith Number

pith:ZD6FHCIM

pith:2014:ZD6FHCIM2XDGTSGFDOT2SB6VWQ

not attested not anchored not stored refs pending

Unlearning Quantum Information

Daniel K. L. Oi

arxiv:1404.3784 v2 · 2014-04-15 · 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{ZD6FHCIM2XDGTSGFDOT2SB6VWQ}

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	2026-05-18T01:43:34.656740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8fc53890cd5c669c8c51ba7a907d5b42df5c32217ad8112c4994100c9848f05

Aliases

arxiv: 1404.3784 · arxiv_version: 1404.3784v2 · doi: 10.48550/arxiv.1404.3784 · pith_short_12: ZD6FHCIM2XDG · pith_short_16: ZD6FHCIM2XDGTSGF · pith_short_8: ZD6FHCIM

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/ZD6FHCIM2XDGTSGFDOT2SB6VWQ \
  | 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: c8fc53890cd5c669c8c51ba7a907d5b42df5c32217ad8112c4994100c9848f05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11413eda9b52d3ed9ce11f36eb445c4f645ef7b863d845580487afcdae23031a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-15T00:18:40Z",
    "title_canon_sha256": "ac7efcb5dd693d6c434d6a0a4f9b56cd8bd0c4b37324a670e2354bdd5a1c97fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3784",
    "kind": "arxiv",
    "version": 2
  }
}