Pith Number

pith:ILCX45HD

pith:2010:ILCX45HDDVRXQP632BNOOMMOF6

not attested not anchored not stored refs pending

Chemistry of a protoplanetary disk with grain settling and Lyman alpha radiation

Dmitry Semenov, Edwin A. Bergin, Jeffrey K. J. Fogel, Nuria Calvet, Thomas J. Bethell

arxiv:1011.0446 v1 · 2010-11-01 · 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{ILCX45HDDVRXQP632BNOOMMOF6}

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	2026-05-18T02:04:53.917624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42c57e74e31d63783fdbd05ae7318e2f9c82c56d2103bfab884244156ee0871d

Aliases

arxiv: 1011.0446 · arxiv_version: 1011.0446v1 · doi: 10.48550/arxiv.1011.0446 · pith_short_12: ILCX45HDDVRX · pith_short_16: ILCX45HDDVRXQP63 · pith_short_8: ILCX45HD

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/ILCX45HDDVRXQP632BNOOMMOF6 \
  | 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: 42c57e74e31d63783fdbd05ae7318e2f9c82c56d2103bfab884244156ee0871d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db81dc6c554a49ba877e8955132328fc5238fd99a9651301da99554cabc7098a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-11-01T20:44:59Z",
    "title_canon_sha256": "427d011829a9d0ffaf7ac2414b8248413c770cae22960fd6194c4a47985de77e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.0446",
    "kind": "arxiv",
    "version": 1
  }
}