Pith Number

pith:C4HKQMAO

pith:2018:C4HKQMAOMQ3K5RWFWGIAULF2XV

not attested not anchored not stored refs pending

Environmentally controlled curvature of single collagen proteins

Aaron Lyons, Naghmeh Rezaei, Nancy R. Forde

arxiv:1803.03392 v3 · 2018-03-09 · physics.bio-ph · 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{C4HKQMAOMQ3K5RWFWGIAULF2XV}

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	2026-05-18T00:00:57.084776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

170ea8300e6436aec6c5b1900a2cbabd6cdb89740d0470f4dd152631ad89b619

Aliases

arxiv: 1803.03392 · arxiv_version: 1803.03392v3 · doi: 10.48550/arxiv.1803.03392 · pith_short_12: C4HKQMAOMQ3K · pith_short_16: C4HKQMAOMQ3K5RWF · pith_short_8: C4HKQMAO

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/C4HKQMAOMQ3K5RWFWGIAULF2XV \
  | 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: 170ea8300e6436aec6c5b1900a2cbabd6cdb89740d0470f4dd152631ad89b619

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "493772f4eed83651ddfef03f5d37ea427440b1dcdb938b54a706dd395d606bca",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2018-03-09T06:26:43Z",
    "title_canon_sha256": "bd988f1acb489e00786b2a666fb92e543e76efedc9b481459b2bb8818cc99303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03392",
    "kind": "arxiv",
    "version": 3
  }
}