Pith Number

pith:53EJREJP

pith:2019:53EJREJPDYCRMQ3RRIUWYWLTWQ

not attested not anchored not stored refs pending

Human Spermbots for Cancer-Relevant Drug Delivery

Carla Ribeiro, Christine K. Schmidt, Daniel R. Brison, Elkin Lucena, Haifeng Xu, Kang Zeng, Lina P. Restrepo, Louisa Nelson, Mariana Medina-Sanchez, Oliver G. Schmidt, Richard J. Edmondson, Stephen S. Taylor, Steven Bagley

arxiv:1904.12684 v1 · 2019-04-29 · 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{53EJREJPDYCRMQ3RRIUWYWLTWQ}

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	2026-05-17T23:47:34.356103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eec898912f1e051643718a296c5973b426167ae6b44f7d5d8bd45d76ec87de8c

Aliases

arxiv: 1904.12684 · arxiv_version: 1904.12684v1 · doi: 10.48550/arxiv.1904.12684 · pith_short_12: 53EJREJPDYCR · pith_short_16: 53EJREJPDYCRMQ3R · pith_short_8: 53EJREJP

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/53EJREJPDYCRMQ3RRIUWYWLTWQ \
  | 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: eec898912f1e051643718a296c5973b426167ae6b44f7d5d8bd45d76ec87de8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce1cd6ce136124e059601642b7b93213cbd4c63979c42cd8b0fdcb96607b2f8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.CB",
    "submitted_at": "2019-04-29T13:09:15Z",
    "title_canon_sha256": "26fc3f507e8a0e4cb4feb6a98346184f43327bf32ecbb968982a808b7f651ba9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12684",
    "kind": "arxiv",
    "version": 1
  }
}