Pith Number

pith:7NQB4FJC

pith:2012:7NQB4FJC2YMDNPRO5O2TX2TWMT

not attested not anchored not stored refs pending

Length distribution of stiff, self-assembled polymers at thermal equilibrium

Chiu Fan Lee

arxiv:1208.2906 v2 · 2012-08-14 · cond-mat.soft · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7NQB4FJC2YMDNPRO5O2TX2TWMT}

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	2026-05-18T03:46:16.379127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb601e1522d61836be2eebb53bea7664d7c36f65ab6e3e5fd1322c1ef08e7f6a

Aliases

arxiv: 1208.2906 · arxiv_version: 1208.2906v2 · doi: 10.48550/arxiv.1208.2906 · pith_short_12: 7NQB4FJC2YMD · pith_short_16: 7NQB4FJC2YMDNPRO · pith_short_8: 7NQB4FJC

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/7NQB4FJC2YMDNPRO5O2TX2TWMT \
  | 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: fb601e1522d61836be2eebb53bea7664d7c36f65ab6e3e5fd1322c1ef08e7f6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecf7a83936775c753e5dd12d8f3bcdd320081989e2016a8aee8ac8932a061dbf",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2012-08-14T15:47:46Z",
    "title_canon_sha256": "af870fee46c394e2b8e0647c35ad22241dfb73ce6ec79058731f259b59f60da8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2906",
    "kind": "arxiv",
    "version": 2
  }
}