Pith Number

pith:NNZEFQNL

pith:2001:NNZEFQNLIIG6TL3FF7KQAYDKJ4

not attested not anchored not stored refs pending

Electrons on the double helix: optical experiments on native DNA

A. Omerzu, D. Mihailovic, E. Helgren, G. Gruner, H. Grimm, R. Podgornik

arxiv:cond-mat/0111299 v1 · 2001-11-16 · cond-mat.dis-nn · cond-mat.soft · q-bio

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNZEFQNLIIG6TL3FF7KQAYDKJ4}

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	2026-07-04T14:18:49.942786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b7242c1ab420de9af652fd500606a4f09a79368bfb500a701fdba5f0a9bb5a3

Aliases

arxiv: cond-mat/0111299 · arxiv_version: cond-mat/0111299v1 · doi: 10.48550/arxiv.cond-mat/0111299 · pith_short_12: NNZEFQNLIIG6 · pith_short_16: NNZEFQNLIIG6TL3F · pith_short_8: NNZEFQNL

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/NNZEFQNLIIG6TL3FF7KQAYDKJ4 \
  | 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: 6b7242c1ab420de9af652fd500606a4f09a79368bfb500a701fdba5f0a9bb5a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a73f7b245498fd914d875c88a2d1a6fd9d07ad9c757a3b4d2d7ef21fd6f1ccba",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "q-bio"
    ],
    "license": "",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2001-11-16T00:31:46Z",
    "title_canon_sha256": "bdae278fb8a9ce06d6786d7ef7386d52d69d3870598bf698ce5de348dea09803"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0111299",
    "kind": "arxiv",
    "version": 1
  }
}