Pith Number

pith:ED7R4UQE

pith:2019:ED7R4UQEQTHMOAVF3PO2ZXFBWN

not attested not anchored not stored refs pending

Proceedings of the 15th International Conference on Quantum Physics and Logic

Giulio Chiribella (University of Oxford), Peter Selinger (Dalhousie University)

arxiv:1901.09476 v1 · 2019-01-28 · 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{ED7R4UQEQTHMOAVF3PO2ZXFBWN}

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	2026-05-17T23:55:24.663896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20ff1e520484cec702a5dbddacdca1b37910ca04aef52dcffdba991d871ee3b5

Aliases

arxiv: 1901.09476 · arxiv_version: 1901.09476v1 · doi: 10.48550/arxiv.1901.09476 · pith_short_12: ED7R4UQEQTHM · pith_short_16: ED7R4UQEQTHMOAVF · pith_short_8: ED7R4UQE

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/ED7R4UQEQTHMOAVF3PO2ZXFBWN \
  | 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: 20ff1e520484cec702a5dbddacdca1b37910ca04aef52dcffdba991d871ee3b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "321e6e83bca15e3d184121703517e7ce181bfb9d010c835ded9e346908d5b66b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-01-28T01:08:02Z",
    "title_canon_sha256": "0bc752663f76dd661409c8fcf5160caf8db208862ddfb4093b5b7f55686651a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09476",
    "kind": "arxiv",
    "version": 1
  }
}