Pith Number

pith:QZAXPHM3

pith:2009:QZAXPHM3KOS6PNFIEH7YAJ6OFT

not attested not anchored not stored refs pending

Giant planet migration, disk evolution, and the origin of transitional disks

P.J. Armitage, R.D. Alexander

arxiv:0909.0004 v1 · 2009-08-31 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZAXPHM3KOS6PNFIEH7YAJ6OFT}

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.

Cited by

1 paper in Pith

The Accretion Process on Protostars

Receipt and verification

First computed	2026-05-18T02:34:37.037744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8641779d9b53a5e7b4a821ff8027ce2cc9ff42eb74a574f3e98e22d4e9faf68d

Aliases

arxiv: 0909.0004 · arxiv_version: 0909.0004v1 · doi: 10.48550/arxiv.0909.0004 · pith_short_12: QZAXPHM3KOS6 · pith_short_16: QZAXPHM3KOS6PNFI · pith_short_8: QZAXPHM3

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/QZAXPHM3KOS6PNFIEH7YAJ6OFT \
  | 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: 8641779d9b53a5e7b4a821ff8027ce2cc9ff42eb74a574f3e98e22d4e9faf68d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97bd1189f6dd1664ac2643cb3bc0b2736799a05f9d39ec5d46d2352e4a2ec3f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-08-31T20:00:20Z",
    "title_canon_sha256": "afa62dd8feb4d82dc7b24f8231e6f71a2f769c6d8618f8799b13f2b044fc8986"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0004",
    "kind": "arxiv",
    "version": 1
  }
}