Pith Number

pith:STHINYYM

pith:2009:STHINYYMU4IQGRUUGJ5SBKMYUU

not attested not anchored not stored refs pending

Halpha spectropolarimetry of the B[e] supergiant GG Carinae

(2) IAG-USP, (3) CNRS, A. Domiciano de Souza (3) ((1) ON-MCT, A. M. Magalhaes (2), A. Pereyra (1), Brazil, France), F. X. de Araujo (1), M. Borges Fernandes (3), Obs. Cote d'Azur

arxiv:0910.5569 v2 · 2009-10-29 · 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{STHINYYMU4IQGRUUGJ5SBKMYUU}

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	2026-05-18T02:11:01.855717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94ce86e30ca711034694327b20a998a50ee8e7b2b37d618691fda638bcd78a36

Aliases

arxiv: 0910.5569 · arxiv_version: 0910.5569v2 · doi: 10.48550/arxiv.0910.5569 · pith_short_12: STHINYYMU4IQ · pith_short_16: STHINYYMU4IQGRUU · pith_short_8: STHINYYM

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/STHINYYMU4IQGRUUGJ5SBKMYUU \
  | 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: 94ce86e30ca711034694327b20a998a50ee8e7b2b37d618691fda638bcd78a36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "434fb8c4a23cddda8705f8995c402d5c6e9c82b97ff53f8210433018331eb534",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-10-29T19:51:54Z",
    "title_canon_sha256": "2ec0804724da3ca61f057133937ef4ce1f859d6120180654f2bcd5bed02ccaa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5569",
    "kind": "arxiv",
    "version": 2
  }
}