Pith Number

pith:KAOMD2Q6

pith:2004:KAOMD2Q6FXHZMAECDQHRI3VNO3

not attested not anchored not stored refs pending

SIMBA's view of the epsilon Eri disk

(2) AIRUB Bochum, (3) Caltech, (4) ING La Palma/Spain), M. Nielbock (2), O. Schuetz (1), S. Els (4) ((1) MPIA Heidelberg, S. Wolf (3), Th. Henning (1)

arxiv:astro-ph/0401139 v1 · 2004-01-09 · 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{KAOMD2Q6FXHZMAECDQHRI3VNO3}

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	2026-07-04T16:42:47.686114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

501cc1ea1e2dcf9600821c0f146ead76d0926c3b19e6f8fd2c426199352278e8

Aliases

arxiv: astro-ph/0401139 · arxiv_version: astro-ph/0401139v1 · doi: 10.48550/arxiv.astro-ph/0401139 · pith_short_12: KAOMD2Q6FXHZ · pith_short_16: KAOMD2Q6FXHZMAEC · pith_short_8: KAOMD2Q6

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/KAOMD2Q6FXHZMAECDQHRI3VNO3 \
  | 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: 501cc1ea1e2dcf9600821c0f146ead76d0926c3b19e6f8fd2c426199352278e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1394a40952edc4e726cceadf559f86f5b459e25c1de2b74595fd3b4246b117da",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-01-09T01:52:42Z",
    "title_canon_sha256": "7d8967f76d3fe5a3c6a51d826cd437fd3990222d304b9398f9cbe04a2a5908f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0401139",
    "kind": "arxiv",
    "version": 1
  }
}