Pith Number

pith:4EPWNOLE

pith:2019:4EPWNOLEYQNV72B6RKCOMUDTER

not attested not anchored not stored refs pending

Quantification of the morphological characteristics of hESC colonies

Andrew W. Baggaley, Anvar Shukurov, Irina Neganova, Laura E. Wadkin, Majlinda Lako, Nicholas G. Parker, Rafael A. Barrio, Sirio Orozco-Fuentes

arxiv:1905.07279 v1 · 2019-05-17 · q-bio.QM · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4EPWNOLEYQNV72B6RKCOMUDTER}

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	2026-05-17T23:45:56.014345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e11f66b964c41b5fe83e8a84e65073246ef59e4d39c1e4e044cbaad56ac0b133

Aliases

arxiv: 1905.07279 · arxiv_version: 1905.07279v1 · doi: 10.48550/arxiv.1905.07279 · pith_short_12: 4EPWNOLEYQNV · pith_short_16: 4EPWNOLEYQNV72B6 · pith_short_8: 4EPWNOLE

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/4EPWNOLEYQNV72B6RKCOMUDTER \
  | 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: e11f66b964c41b5fe83e8a84e65073246ef59e4d39c1e4e044cbaad56ac0b133

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16cf771f6b56605dd1ba96b0986742dd629c73416b82749a64d6da219064c21d",
    "cross_cats_sorted": [
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2019-05-17T14:11:44Z",
    "title_canon_sha256": "f0cc7a56a6a5d7aa9b43734b00936e687a7ef40531059fe2c27f8f0bfe2c02dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07279",
    "kind": "arxiv",
    "version": 1
  }
}