Pith Number

pith:VJPJ3WRI

pith:2018:VJPJ3WRIQJQO7XNRYHZQRRLJOM

not attested not anchored not stored refs pending

Warm dust surface chemistry in protoplanetary disks. Formation of phyllosilicates

Ch. Rab, I. Kamp, M. D'Angelo, P. Caselli, P. Woitke, S. Cazaux, S. Hocuk, W. F. Thi

arxiv:1812.04357 v1 · 2018-12-11 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJPJ3WRIQJQO7XNRYHZQRRLJOM}

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	2026-07-05T00:45:03.122684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa5e9dda288260efddb1c1f308c569733989fa748685019c12ae360244489cb4

Aliases

arxiv: 1812.04357 · arxiv_version: 1812.04357v1 · doi: 10.48550/arxiv.1812.04357 · pith_short_12: VJPJ3WRIQJQO · pith_short_16: VJPJ3WRIQJQO7XNR · pith_short_8: VJPJ3WRI

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/VJPJ3WRIQJQO7XNRYHZQRRLJOM \
  | 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: aa5e9dda288260efddb1c1f308c569733989fa748685019c12ae360244489cb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8053e40fc63fdf7e8fc408c6c1e9893e726c287a0757418b93bbf071582d206e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-12-11T12:36:38Z",
    "title_canon_sha256": "2a9e097a2364fa10afdece4bca1c3a5dae5d4e33ebbc17728570ce477edeaa38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04357",
    "kind": "arxiv",
    "version": 1
  }
}