Pith Number

pith:4LL2PNJK

pith:2015:4LL2PNJKSDRAG4HKS7JRB5CIDQ

not attested not anchored not stored refs pending

From Chemically to Physically Induced Pluripotency in Stem Cell

Liaofu Luo

arxiv:1506.02053 v1 · 2015-02-09 · 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{4LL2PNJKSDRAG4HKS7JRB5CIDQ}

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	2026-05-18T01:55:52.222397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2d7a7b52a90e20370ea97d310f4481c20d7c04994e1a25d13d25d84e42bfca1

Aliases

arxiv: 1506.02053 · arxiv_version: 1506.02053v1 · doi: 10.48550/arxiv.1506.02053 · pith_short_12: 4LL2PNJKSDRA · pith_short_16: 4LL2PNJKSDRAG4HK · pith_short_8: 4LL2PNJK

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/4LL2PNJKSDRAG4HKS7JRB5CIDQ \
  | 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: e2d7a7b52a90e20370ea97d310f4481c20d7c04994e1a25d13d25d84e42bfca1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "015b9c37343dda3f14c66528908b1e764ea8a1e879746fd1b88178676ed96d06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2015-02-09T02:00:57Z",
    "title_canon_sha256": "2f634c6e3dd1f080cac7615f619f885986b7b4b93386e43f6705a7f50a9cc71c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02053",
    "kind": "arxiv",
    "version": 1
  }
}