Pith Number

pith:7TBMIPCV

pith:2026:7TBMIPCVC2SVSULMU7RVB4CJTK

not attested not anchored not stored refs pending

Ammonium salt formation and abundance in protoplanetary disks

Jean-Christophe Loison, Maxime Ruaud, Uma Gorti

arxiv:2608.02173 v1 · 2026-08-03 · astro-ph.EP · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TBMIPCVC2SVSULMU7RVB4CJTK}

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	2026-08-04T02:11:11.524467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcc2c43c5516a559516ca7e350f0499abf0d5e68ffc3a030b58b5a46d6a36832

Aliases

arxiv: 2608.02173 · arxiv_version: 2608.02173v1 · doi: 10.48550/arxiv.2608.02173 · pith_short_12: 7TBMIPCVC2SV · pith_short_16: 7TBMIPCVC2SVSULM · pith_short_8: 7TBMIPCV

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/7TBMIPCVC2SVSULMU7RVB4CJTK \
  | 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: fcc2c43c5516a559516ca7e350f0499abf0d5e68ffc3a030b58b5a46d6a36832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26343ececccd86817b9377cbf12d1ed2b4e5e610a8bfaf131bcc1251341bff62",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-08-03T12:53:01Z",
    "title_canon_sha256": "564f78b326d30df0f8879cbfd01c82418906b79143a980dfe51f0b9373d16905"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.02173",
    "kind": "arxiv",
    "version": 1
  }
}