Pith Number

pith:CTLCM6WS

pith:2012:CTLCM6WS4VATD2QI3LZCK5ZZQY

not attested not anchored not stored refs pending

Spectroscopic investigation of SDSS J100921.40+375233.9 selected from SDSS and GALEX photometry

Carlos Allende Prieto, David L. Lambert, Timur Sahin

arxiv:1203.1461 v1 · 2012-03-07 · 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{CTLCM6WS4VATD2QI3LZCK5ZZQY}

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	2026-05-18T04:00:38.666963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14d6267ad2e54131ea08daf2257739862a50b73021deb4fc0b4f7ac924d425fe

Aliases

arxiv: 1203.1461 · arxiv_version: 1203.1461v1 · doi: 10.48550/arxiv.1203.1461 · pith_short_12: CTLCM6WS4VAT · pith_short_16: CTLCM6WS4VATD2QI · pith_short_8: CTLCM6WS

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/CTLCM6WS4VATD2QI3LZCK5ZZQY \
  | 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: 14d6267ad2e54131ea08daf2257739862a50b73021deb4fc0b4f7ac924d425fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebff4c51e510c6802bd6fe72f0e46b85795e9e72785964c4c05f61aba667ea1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-03-07T13:22:13Z",
    "title_canon_sha256": "7c838310491a13b7e7fe7fc6ed8cd8b26246eeca00ee359d36cdfcfa7dca3730"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1461",
    "kind": "arxiv",
    "version": 1
  }
}