Pith Number

pith:CDDFY6F4

pith:2014:CDDFY6F4CJOY2N2NV7PKDUZULE

not attested not anchored not stored refs pending

The unknotted strands of life: knots are very rare in RNA structures

Cristian Micheletti, Henri Orland, Marco Di Stefano

arxiv:1410.1549 v1 · 2014-10-06 · q-bio.BM · cond-mat.soft · physics.bio-ph · physics.chem-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{CDDFY6F4CJOY2N2NV7PKDUZULE}

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	2026-05-18T02:41:01.561088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10c65c78bc125d8d374dafdea1d3345916f470b216f02c0a14f7b11ee71fd8ac

Aliases

arxiv: 1410.1549 · arxiv_version: 1410.1549v1 · doi: 10.48550/arxiv.1410.1549 · pith_short_12: CDDFY6F4CJOY · pith_short_16: CDDFY6F4CJOY2N2N · pith_short_8: CDDFY6F4

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/CDDFY6F4CJOY2N2NV7PKDUZULE \
  | 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: 10c65c78bc125d8d374dafdea1d3345916f470b216f02c0a14f7b11ee71fd8ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "837a3cd5913ad25a395f9391de2c80df24b554ce640a11441956fa5dbf3e7703",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.bio-ph",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2014-10-06T20:00:32Z",
    "title_canon_sha256": "b348ef83a9bdeb2bee85234a06523a96e06872c42124c4ff54f2e898de4cc973"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1549",
    "kind": "arxiv",
    "version": 1
  }
}