Pith Number

pith:5Z5THC5W

pith:2012:5Z5THC5WZYLTBREC7DBJQQLAK5

not attested not anchored not stored refs pending

Microphysical derivation of the Canham--Helfrich free-energy density

Brian Seguin, Eliot Fried

arxiv:1211.0880 v2 · 2012-11-05 · physics.bio-ph · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5Z5THC5WZYLTBREC7DBJQQLAK5}

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	2026-05-18T03:36:04.100966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee7b338bb6ce1730c482f8c2984160577ad28ba6795005acd158c55f6db459bd

Aliases

arxiv: 1211.0880 · arxiv_version: 1211.0880v2 · doi: 10.48550/arxiv.1211.0880 · pith_short_12: 5Z5THC5WZYLT · pith_short_16: 5Z5THC5WZYLTBREC · pith_short_8: 5Z5THC5W

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/5Z5THC5WZYLTBREC7DBJQQLAK5 \
  | 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: ee7b338bb6ce1730c482f8c2984160577ad28ba6795005acd158c55f6db459bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aa6d0b0d58f8cd3d4633fb537eac811a4b4a2501d46ac0726e5108b6a87c49f",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2012-11-05T14:51:13Z",
    "title_canon_sha256": "1f2a81614dfb7d6ad21d48f1eb0efdfbb7dd71afd8e4cc0f5b9ac1d9add93dd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0880",
    "kind": "arxiv",
    "version": 2
  }
}