Pith Number

pith:VVGK4F5W

pith:2009:VVGK4F5WIFRVUP3KOYZYXU64CP

not attested not anchored not stored refs pending

First-principles design of nanomachines

Amos Maritan, Jayanth R. Banavar, Marek Cieplak, Trinh Xuan Hoang

arxiv:0904.4037 v1 · 2009-04-26 · cond-mat.soft · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VVGK4F5WIFRVUP3KOYZYXU64CP}

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	2026-05-18T02:13:57.289974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad4cae17b641635a3f6a76338bd3dc13ce78cb7ee6a95a8eebf1282c3f38ab7a

Aliases

arxiv: 0904.4037 · arxiv_version: 0904.4037v1 · doi: 10.48550/arxiv.0904.4037 · pith_short_12: VVGK4F5WIFRV · pith_short_16: VVGK4F5WIFRVUP3K · pith_short_8: VVGK4F5W

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/VVGK4F5WIFRVUP3KOYZYXU64CP \
  | 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: ad4cae17b641635a3f6a76338bd3dc13ce78cb7ee6a95a8eebf1282c3f38ab7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "574ee187b8d5e617383d1723f0f8670d921d39e2f9fdef637b5fea96c08cd4d9",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-04-26T16:37:20Z",
    "title_canon_sha256": "1062d5214c82450b2e540b6a9fff2212d80c5830303d2e233d04f3f8caf40846"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4037",
    "kind": "arxiv",
    "version": 1
  }
}