Pith Number

pith:SUCL7YW6

pith:2011:SUCL7YW65WDJWUT63TQTYOPMOQ

not attested not anchored not stored refs pending

Biphoton Spectrum Control

K. G. Katamadze, S. P. Kulik

arxiv:1104.0409 v1 · 2011-04-03 · 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{SUCL7YW65WDJWUT63TQTYOPMOQ}

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	2026-05-18T04:25:02.790203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9504bfe2deed869b527edce13c39ec740f1c29689aab31603a81d5215551a7fb

Aliases

arxiv: 1104.0409 · arxiv_version: 1104.0409v1 · doi: 10.48550/arxiv.1104.0409 · pith_short_12: SUCL7YW65WDJ · pith_short_16: SUCL7YW65WDJWUT6 · pith_short_8: SUCL7YW6

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/SUCL7YW65WDJWUT63TQTYOPMOQ \
  | 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: 9504bfe2deed869b527edce13c39ec740f1c29689aab31603a81d5215551a7fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4dd2a6ca10de4588f54e8a9405fa991d33b31a45cb48f20718b35d1acefc3fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-03T17:22:13Z",
    "title_canon_sha256": "5c0d6adb90b8db25f51343ae498834bbd83f87b4fd17ff076e0d094f47e15487"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0409",
    "kind": "arxiv",
    "version": 1
  }
}