Pith Number

pith:MFEC6H5Z

pith:2008:MFEC6H5ZR3PHQRHYICF4G2M3JH

not attested not anchored not stored refs pending

Qubits from tight knots and bent nano-bars

Rossen Dandoloff, Victor Atanasov

arxiv:0803.3139 v1 · 2008-03-21 · 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{MFEC6H5ZR3PHQRHYICF4G2M3JH}

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	2026-05-18T00:48:29.164986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61482f1fb98ede7844f8408bc3699b49d039852345ce067c1da994bb2e9b7471

Aliases

arxiv: 0803.3139 · arxiv_version: 0803.3139v1 · doi: 10.48550/arxiv.0803.3139 · pith_short_12: MFEC6H5ZR3PH · pith_short_16: MFEC6H5ZR3PHQRHY · pith_short_8: MFEC6H5Z

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/MFEC6H5ZR3PHQRHYICF4G2M3JH \
  | 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: 61482f1fb98ede7844f8408bc3699b49d039852345ce067c1da994bb2e9b7471

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "087a3681c3c7a90c1a3eb8fa24a36e27b86dbcb7fdacb6ec2b4441d0118c35ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-03-21T10:36:51Z",
    "title_canon_sha256": "8989a5f31a078f4c70ad675ccf2a234def07d6260cf8aa43e2950c01ae4e8506"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.3139",
    "kind": "arxiv",
    "version": 1
  }
}