Pith Number

pith:OBCSPADA

pith:2015:OBCSPADAFWAJBNSY7GZ4762NHT

not attested not anchored not stored refs pending

Generalized Interaction-Free Evolutions

Anna Napoli, Antonino Messina, Benedetto Militello, Dariusz Chru\'sci\'nski, Pawe{\l} Nale\.zyty

arxiv:1506.09031 v2 · 2015-06-30 · 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{OBCSPADAFWAJBNSY7GZ4762NHT}

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	2026-05-18T01:20:29.480818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70452780602d8090b658f9b3cffb4d3cecc5aaaa7759433b68542ff1d4e6edff

Aliases

arxiv: 1506.09031 · arxiv_version: 1506.09031v2 · doi: 10.48550/arxiv.1506.09031 · pith_short_12: OBCSPADAFWAJ · pith_short_16: OBCSPADAFWAJBNSY · pith_short_8: OBCSPADA

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/OBCSPADAFWAJBNSY7GZ4762NHT \
  | 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: 70452780602d8090b658f9b3cffb4d3cecc5aaaa7759433b68542ff1d4e6edff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23083ec47f06e5a994fb3a4fe0553a6c6d454afd88a6e19551ceac4a59a98a89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-06-30T11:06:30Z",
    "title_canon_sha256": "f56ae2d36e091164dca54deaab2010451e2a2bb49d60ab8ea24ccc6835f89d36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.09031",
    "kind": "arxiv",
    "version": 2
  }
}