Pith Number

pith:G7YBDZSY

pith:2010:G7YBDZSYSLZ5356PD2QRQ5XBPH

not attested not anchored not stored refs pending

The Circumstellar Discs of Be Stars

Alex C. Carciofi

arxiv:1009.3969 v1 · 2010-09-20 · 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{G7YBDZSYSLZ5356PD2QRQ5XBPH}

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	2026-05-18T02:05:19.480281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37f011e65892f3ddf7cf1ea11876e179d9bbd7c6aa65a72ca38f76b889cd7a2d

Aliases

arxiv: 1009.3969 · arxiv_version: 1009.3969v1 · doi: 10.48550/arxiv.1009.3969 · pith_short_12: G7YBDZSYSLZ5 · pith_short_16: G7YBDZSYSLZ5356P · pith_short_8: G7YBDZSY

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/G7YBDZSYSLZ5356PD2QRQ5XBPH \
  | 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: 37f011e65892f3ddf7cf1ea11876e179d9bbd7c6aa65a72ca38f76b889cd7a2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0355b5398cf85e4f7b24e0c6d72ad25cfdfba67a1063289cd8a40c25f931dbe2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-20T23:41:47Z",
    "title_canon_sha256": "cd97aed83ec5a934d7bacde0015ca8e1376cbd6c4e1ebee36ea8501430605ac0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3969",
    "kind": "arxiv",
    "version": 1
  }
}