Pith Number

pith:OKAVTZY7

pith:2007:OKAVTZY76E4XAT4IMSZBJWEL5H

not attested not anchored not stored refs pending

microRNAs may sharpen spatial expression patterns

Erel Levine, Herbert Levine, Peter McHale

arxiv:q-bio/0702046 v2 · 2007-02-22 · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OKAVTZY76E4XAT4IMSZBJWEL5H}

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	2026-05-18T01:38:03.561498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

728159e71ff139704f8864b214d88be9de4d056d680bf8415efef849aeda0c02

Aliases

arxiv: q-bio/0702046 · arxiv_version: q-bio/0702046v2 · doi: 10.48550/arxiv.q-bio/0702046 · pith_short_12: OKAVTZY76E4X · pith_short_16: OKAVTZY76E4XAT4I · pith_short_8: OKAVTZY7

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/OKAVTZY76E4XAT4IMSZBJWEL5H \
  | 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: 728159e71ff139704f8864b214d88be9de4d056d680bf8415efef849aeda0c02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "178ffba6e5201b7392731fd6a43aaaac62190acd60017b3475eebd1966ca2fdb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "q-bio.MN",
    "submitted_at": "2007-02-22T19:31:09Z",
    "title_canon_sha256": "e3630d980440cfb3be2893a8c75b013a3873be00509048a8685471e759283ecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0702046",
    "kind": "arxiv",
    "version": 2
  }
}