Pith Number

pith:WOUEE7ZK

pith:2009:WOUEE7ZKOWCPE5ODWCZGVOIEJ5

not attested not anchored not stored refs pending

F, G, K, M Spectral Standards in the Y Band (0.95-1.11 um)

Chelsea Sharon, Lynne Hillenbrand, Suzan Edwards, William Fischer

arxiv:0911.1992 v2 · 2009-11-10 · 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{WOUEE7ZKOWCPE5ODWCZGVOIEJ5}

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	2026-05-18T02:24:46.367541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3a8427f2a7584f275c3b0b26ab9044f7a8ac65ec268f24ff2015476f0e0064a

Aliases

arxiv: 0911.1992 · arxiv_version: 0911.1992v2 · doi: 10.48550/arxiv.0911.1992 · pith_short_12: WOUEE7ZKOWCP · pith_short_16: WOUEE7ZKOWCPE5OD · pith_short_8: WOUEE7ZK

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/WOUEE7ZKOWCPE5ODWCZGVOIEJ5 \
  | 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: b3a8427f2a7584f275c3b0b26ab9044f7a8ac65ec268f24ff2015476f0e0064a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f35bb28d5d9af426708ca46bd2eca05ce85e3a23d52935522a8261b741c551c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-11-10T20:55:14Z",
    "title_canon_sha256": "969de37b6964c76e36d29162eaad92b04b5a9f183264572eb8c978fc2a019869"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1992",
    "kind": "arxiv",
    "version": 2
  }
}