Pith Number

pith:BBS2ZIIV

pith:2021:BBS2ZIIVYYGXIWKYKTDKISTBN2

not attested not anchored not stored refs pending

Oxygen and Aluminum-Magnesium Isotopic Systematics of Presolar Nanospinel Grains from CI Chondrite Orgueil

Maurizio Busso, Nan Liu, Nicolas Dauphas, Sara Palmerini, Sergio Cristallo

arxiv:2112.00512 v1 · 2021-12-01 · astro-ph.SR · astro-ph.EP · 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{BBS2ZIIVYYGXIWKYKTDKISTBN2}

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	2026-07-05T04:19:49.082092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0865aca115c60d74595854c6a44a616e8cb81f97c0a6f2b888190940029382ec

Aliases

arxiv: 2112.00512 · arxiv_version: 2112.00512v1 · doi: 10.48550/arxiv.2112.00512 · pith_short_12: BBS2ZIIVYYGX · pith_short_16: BBS2ZIIVYYGXIWKY · pith_short_8: BBS2ZIIV

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/BBS2ZIIVYYGXIWKYKTDKISTBN2 \
  | 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: 0865aca115c60d74595854c6a44a616e8cb81f97c0a6f2b888190940029382ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9ac5c0a2437bccda118e337fb501b30b9b125e685ab6b8df77d2a41e200e4ac",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-12-01T14:16:12Z",
    "title_canon_sha256": "0acae5038249f2a2a9dfcbd792f89109bc16dbb4940e692a5b29938f5ffcbd49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.00512",
    "kind": "arxiv",
    "version": 1
  }
}