Pith Number

pith:2FKHZEKY

pith:2015:2FKHZEKY3SGANPJYR4JXMNLB2Q

not attested not anchored not stored refs pending

Compositional and in Vitro Evaluation of Nonwoven Type I Collagen/Poly-dl-lactic Acid Scaffolds for Bone Regeneration

David J. Wood, Giuseppe Tronci, Stephen J. Russell, Xiangchen Qiao, Xuebin Yang

arxiv:1509.08921 v1 · 2015-09-06 · physics.bio-ph · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FKHZEKY3SGANPJYR4JXMNLB2Q}

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	2026-05-18T01:31:29.442090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1547c9158dc8c06bd388f13763561d43a34687e1f68317008c8c8b7ffeabea7

Aliases

arxiv: 1509.08921 · arxiv_version: 1509.08921v1 · doi: 10.48550/arxiv.1509.08921 · pith_short_12: 2FKHZEKY3SGA · pith_short_16: 2FKHZEKY3SGANPJY · pith_short_8: 2FKHZEKY

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/2FKHZEKY3SGANPJYR4JXMNLB2Q \
  | 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: d1547c9158dc8c06bd388f13763561d43a34687e1f68317008c8c8b7ffeabea7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07f9e92e3a61a4879476fb2d4f27a006061cd178d2922e114a6eaa61ecbb6905",
    "cross_cats_sorted": [
      "q-bio.TO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2015-09-06T15:47:27Z",
    "title_canon_sha256": "f6dab17917ab2e1d385d0e78bc10035b5c2544eb41428f61192962dbce87b45b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08921",
    "kind": "arxiv",
    "version": 1
  }
}