Pith Number

pith:I74IS74D

pith:2021:I74IS74DYI7XMEGPLNSWHMSVCU

not attested not anchored not stored refs pending

High-Mg Calcite Nanoparticles Within a Low-Mg Calcite Matrix via Spinodal Decomposition: A Widespread Phenomenon in Biomineralization

Arad Lang, Boaz Pokroy, Catherine Dejoie, Iryna Polishchuk, Lotan Portal, Nuphar Bianco-Stein

arxiv:2112.04141 v1 · 2021-12-08 · physics.bio-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I74IS74DYI7XMEGPLNSWHMSVCU}

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	2026-07-05T04:21:59.552051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47f8897f83c23f7610cf5b6563b255150bb030b25554b73cb99773ce15f78259

Aliases

arxiv: 2112.04141 · arxiv_version: 2112.04141v1 · doi: 10.48550/arxiv.2112.04141 · pith_short_12: I74IS74DYI7X · pith_short_16: I74IS74DYI7XMEGP · pith_short_8: I74IS74D

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/I74IS74DYI7XMEGPLNSWHMSVCU \
  | 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: 47f8897f83c23f7610cf5b6563b255150bb030b25554b73cb99773ce15f78259

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e5db8eb2bd31180d0f349175176a4ea5dac17250725672cefcd21749262a4ef",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2021-12-08T06:38:16Z",
    "title_canon_sha256": "3c1632fb3d804ad9d0dab79943cd0877f1370dfed8bce712d53f1f99417f3736"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.04141",
    "kind": "arxiv",
    "version": 1
  }
}