Pith Number

pith:UPIQ2ZPX

pith:2019:UPIQ2ZPXDNM76VQLUNDV3462YM

not attested not anchored not stored refs pending

The structure of CaSO4 nanorods -- the precursor of gypsum

Alexander E.S. van Driessche, Emily H. Byrne, Julian D. Gale, Liane G. Benning, Paolo Raiteri, Rogier Besselink, Tomasz M. Stawski

arxiv:1904.01007 v2 · 2019-04-01 · cond-mat.mtrl-sci · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPIQ2ZPXDNM76VQLUNDV3462YM}

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	2026-05-17T23:41:42.558998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3d10d65f71b59ff560ba3475df3dac30d7af3abf095aee71887d189c14f97f0

Aliases

arxiv: 1904.01007 · arxiv_version: 1904.01007v2 · doi: 10.48550/arxiv.1904.01007 · pith_short_12: UPIQ2ZPXDNM7 · pith_short_16: UPIQ2ZPXDNM76VQL · pith_short_8: UPIQ2ZPX

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/UPIQ2ZPXDNM76VQLUNDV3462YM \
  | 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: a3d10d65f71b59ff560ba3475df3dac30d7af3abf095aee71887d189c14f97f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9304ba10e6899e56a25421647466564fde940310344e8f5bc41a9bc950d385e",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-04-01T08:36:18Z",
    "title_canon_sha256": "4c1d820815bcf1ade3371046eeb18bb9d4639c76b30b97be2b2f064adaf288f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01007",
    "kind": "arxiv",
    "version": 2
  }
}