Pith Number

pith:CHCKYWHC

pith:2011:CHCKYWHCFCQGZ5MLR2OL5FYLIH

not attested not anchored not stored refs pending

Strong Variable Ultraviolet Emission from Y Gem: Accretion Activity in an AGB Star with a Binary Companion?

Armando Gil de Paz, Carmen S\'anchez Contreras, James D. Neill, Raghvendra Sahai

arxiv:1108.3597 v1 · 2011-08-17 · astro-ph.SR · physics.space-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{CHCKYWHCFCQGZ5MLR2OL5FYLIH}

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	2026-05-18T02:00:51.049244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11c4ac58e228a06cf58b8e9cbe970b41facf01653c56e9abcc3d37ee05bf667b

Aliases

arxiv: 1108.3597 · arxiv_version: 1108.3597v1 · doi: 10.48550/arxiv.1108.3597 · pith_short_12: CHCKYWHCFCQG · pith_short_16: CHCKYWHCFCQGZ5ML · pith_short_8: CHCKYWHC

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/CHCKYWHCFCQGZ5MLR2OL5FYLIH \
  | 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: 11c4ac58e228a06cf58b8e9cbe970b41facf01653c56e9abcc3d37ee05bf667b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2faea562e122e7db855de7582acb2c48b4221568ede96bcf6b05795c68353ae0",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-08-17T23:10:25Z",
    "title_canon_sha256": "ec4f9fbd758ac4f0b79a5bf446e83a769b0e86aab0f4bd86fde69aa5b899fbf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3597",
    "kind": "arxiv",
    "version": 1
  }
}