Pith Number

pith:3ZKKHLSE

pith:2012:3ZKKHLSEEQBY7JMVINOOXETHDP

not attested not anchored not stored refs pending

Denaturation of Circular DNA: Supercoils and Overtwist

Alkan Kabak\c{c}{\i}o\u{g}lu, Amir Bar, David Mukamel

arxiv:1207.6887 v1 · 2012-07-30 · cond-mat.stat-mech · physics.bio-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{3ZKKHLSEEQBY7JMVINOOXETHDP}

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	2026-05-18T01:56:06.200190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de54a3ae4424038fa595435ceb92671bc6c039c6d7e63a87da7e2da3e80d568d

Aliases

arxiv: 1207.6887 · arxiv_version: 1207.6887v1 · doi: 10.48550/arxiv.1207.6887 · pith_short_12: 3ZKKHLSEEQBY · pith_short_16: 3ZKKHLSEEQBY7JMV · pith_short_8: 3ZKKHLSE

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/3ZKKHLSEEQBY7JMVINOOXETHDP \
  | 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: de54a3ae4424038fa595435ceb92671bc6c039c6d7e63a87da7e2da3e80d568d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bc014f350775a1416f0f00542b856d51d639f3fe575a30847d3661c52f7be80",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2012-07-30T10:38:27Z",
    "title_canon_sha256": "1a76c326c14bfa06f5675d6d101f1c0a6b7b3cfe442c1b4d3cfd8abbe30fc7c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6887",
    "kind": "arxiv",
    "version": 1
  }
}