Pith Number

pith:6ESKYGUZ

pith:2004:6ESKYGUZXZCX7B33ENSY2BEDIZ

not attested not anchored not stored refs pending

Correlation between grain growth and disk geometry in Herbig Ae/Be systems

B. Acke, C.P. Dullemond, L.B.F.M. Waters, M.E. van den Ancker, R. van Boekel

arxiv:astro-ph/0404553 v1 · 2004-04-28 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6ESKYGUZXZCX7B33ENSY2BEDIZ}

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	2026-07-04T16:43:39.771845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f124ac1a99be457f877b23658d0483464b2dd7f43cc5a0318eeaef50d47afe3d

Aliases

arxiv: astro-ph/0404553 · arxiv_version: astro-ph/0404553v1 · doi: 10.48550/arxiv.astro-ph/0404553 · pith_short_12: 6ESKYGUZXZCX · pith_short_16: 6ESKYGUZXZCX7B33 · pith_short_8: 6ESKYGUZ

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/6ESKYGUZXZCX7B33ENSY2BEDIZ \
  | 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: f124ac1a99be457f877b23658d0483464b2dd7f43cc5a0318eeaef50d47afe3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "058528cea532c025dd54022e47a2a4099f6cfbf1780f45e2c069e0cee6fababa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-28T08:48:25Z",
    "title_canon_sha256": "fe4ca52900d8a24f5058610a1679c2fd9e98eb784c47247f36a4d4625bc19ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404553",
    "kind": "arxiv",
    "version": 1
  }
}