Pith Number

pith:PMP32OL2

pith:2010:PMP32OL22HPVOHGARHLOCJRXLX

not attested not anchored not stored refs pending

Particle transport in evolving protoplanetary disks: Implications for results from Stardust

Anna L.H. Hughes, Philip J. Armitage

arxiv:1007.1989 v1 · 2010-07-12 · astro-ph.EP · 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{PMP32OL22HPVOHGARHLOCJRXLX}

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	2026-05-18T02:06:22.779834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b1fbd397ad1df571cc089d6e126375de5a40e3a976cb7d4a0ba1c429ee99597

Aliases

arxiv: 1007.1989 · arxiv_version: 1007.1989v1 · doi: 10.48550/arxiv.1007.1989 · pith_short_12: PMP32OL22HPV · pith_short_16: PMP32OL22HPVOHGA · pith_short_8: PMP32OL2

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/PMP32OL22HPVOHGARHLOCJRXLX \
  | 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: 7b1fbd397ad1df571cc089d6e126375de5a40e3a976cb7d4a0ba1c429ee99597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ef9370a6820bd015d6fc810466e31724b61a399f3d33e6152ee4cd378a3cbcc",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2010-07-12T20:38:40Z",
    "title_canon_sha256": "ce926636cb83c34de7dd0a2a8fdcf4b95d0e9820d7d2738d306b3158d6e45ea6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1989",
    "kind": "arxiv",
    "version": 1
  }
}