Pith Number

pith:U72MBQZS

pith:2012:U72MBQZSWOR2MUKGDK2ELCKVPP

not attested not anchored not stored refs pending

Riserratevi sotto coverta ...

Bruno Cocciaro

arxiv:1209.3685 v1 · 2012-09-13 · 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{U72MBQZSWOR2MUKGDK2ELCKVPP}

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	2026-05-18T03:45:23.715260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7f4c0c332b3a3a651461ab44589557bed18e8dcd6f7c733d37a5f8eee842f3a

Aliases

arxiv: 1209.3685 · arxiv_version: 1209.3685v1 · doi: 10.48550/arxiv.1209.3685 · pith_short_12: U72MBQZSWOR2 · pith_short_16: U72MBQZSWOR2MUKG · pith_short_8: U72MBQZS

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/U72MBQZSWOR2MUKGDK2ELCKVPP \
  | 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: a7f4c0c332b3a3a651461ab44589557bed18e8dcd6f7c733d37a5f8eee842f3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ddcfdfef368cb252eead40515d22248c146e6caaac7e4b48c179e88cdcc2db5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-09-13T21:45:19Z",
    "title_canon_sha256": "c3bb8ee04a46d8725ebe9a1a2c83115491254492269d078213538525131451be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3685",
    "kind": "arxiv",
    "version": 1
  }
}