Pith Number

pith:TI5DH4Z3

pith:2009:TI5DH4Z3BDKWTDYNCMBLFSWQYK

not attested not anchored not stored refs pending

A multimode model for projective photon-counting measurements

Alexei Ourjoumtsev (LCFIO), Anders S. Sorensen (NBI), Aurelien Dantan (LCFIO), Martijn Wubs (NBI), Philippe Grangier (LCFIO), Rosa Tualle-Brouri (LCFIO)

arxiv:0902.2867 v1 · 2009-02-17 · 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{TI5DH4Z3BDKWTDYNCMBLFSWQYK}

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	2026-05-18T02:14:47.415487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a3a33f33b08d5698f0d1302b2cad0c295d1c4027165e6c4027de7bd12606f6e

Aliases

arxiv: 0902.2867 · arxiv_version: 0902.2867v1 · doi: 10.48550/arxiv.0902.2867 · pith_short_12: TI5DH4Z3BDKW · pith_short_16: TI5DH4Z3BDKWTDYN · pith_short_8: TI5DH4Z3

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/TI5DH4Z3BDKWTDYNCMBLFSWQYK \
  | 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: 9a3a33f33b08d5698f0d1302b2cad0c295d1c4027165e6c4027de7bd12606f6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0912b33ba12adb2caf29c35be38d83a9e467fce80375552956fc5497d9d8a85e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-02-17T09:00:20Z",
    "title_canon_sha256": "6cb24bcc7a29b132d0ec019fa2fa343ad6000889cbf6dd1a254359f6cc635488"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2867",
    "kind": "arxiv",
    "version": 1
  }
}