Pith Number

pith:ITKFFMCY

pith:2010:ITKFFMCYV6IBJPRJTFM4TUUV2E

not attested not anchored not stored refs pending

Generation of two-photon EPR and Wstates

A.T. Avelar, B. Baseia, W.B. Cardoso, W.C. Qiang

arxiv:1001.5251 v1 · 2010-01-28 · 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{ITKFFMCYV6IBJPRJTFM4TUUV2E}

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	2026-05-18T02:09:22.510234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44d452b058af9014be299959c9d295d11a95180e5f088700df13c9ec3ebdbd04

Aliases

arxiv: 1001.5251 · arxiv_version: 1001.5251v1 · doi: 10.48550/arxiv.1001.5251 · pith_short_12: ITKFFMCYV6IB · pith_short_16: ITKFFMCYV6IBJPRJ · pith_short_8: ITKFFMCY

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/ITKFFMCYV6IBJPRJTFM4TUUV2E \
  | 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: 44d452b058af9014be299959c9d295d11a95180e5f088700df13c9ec3ebdbd04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52b496c1602fe8c83a2cc95e7da393b31a3ece0d38fc1bdd5a4a74061ce7a53b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-01-28T19:46:36Z",
    "title_canon_sha256": "7da99932730248b958be362f4420daa6a274d55c7c28cf82934c8f2eb00feb56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.5251",
    "kind": "arxiv",
    "version": 1
  }
}