Pith Number

pith:CZ427UCI

pith:2009:CZ427UCIXKX37BF7S3X7IK2PPB

not attested not anchored not stored refs pending

Dust amorphization in protoplanetary disks

Adrian M. Glauser, Alexander A. Schegerer, Carla Baldovin-Saavedra, Dan M. Watson, Manuel Guedel, Marc Audard, Sebastian Wolf, Thomas Henning

arxiv:0909.3183 v1 · 2009-09-17 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZ427UCIXKX37BF7S3X7IK2PPB}

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	2026-05-18T03:25:46.877358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1679afd048baafbf84bf96eff42b4f787f0459330c169af249eb6b190ce3838b

Aliases

arxiv: 0909.3183 · arxiv_version: 0909.3183v1 · doi: 10.48550/arxiv.0909.3183 · pith_short_12: CZ427UCIXKX3 · pith_short_16: CZ427UCIXKX37BF7 · pith_short_8: CZ427UCI

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/CZ427UCIXKX37BF7S3X7IK2PPB \
  | 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: 1679afd048baafbf84bf96eff42b4f787f0459330c169af249eb6b190ce3838b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "237d605b87774c951720fa8d484aa2c40a9bb0e1f1b070d88de491d02864d4e8",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-17T10:49:19Z",
    "title_canon_sha256": "6a4278f5bdcbc6a066c1a14bdba9017aa856d83f4a4fe10b11d1c9216873ee22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3183",
    "kind": "arxiv",
    "version": 1
  }
}