Pith Number

pith:C6ZZHIVW

pith:2018:C6ZZHIVWU7N3O5H5BSG7SLUDKX

not attested not anchored not stored refs pending

A Study of Cool White Dwarfs in the Sloan Digital Sky Survey Data Release 12

A. D. Romero, D. Koester, G. Ourique, L. A. Amaral, S. O. Kepler

arxiv:1810.03554 v2 · 2018-10-08 · 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{C6ZZHIVWU7N3O5H5BSG7SLUDKX}

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	2026-05-18T00:02:30.400217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17b393a2b6a7dbb774fd0c8df92e8355d0fc1ca2788cf7165fc20d2d5c759c09

Aliases

arxiv: 1810.03554 · arxiv_version: 1810.03554v2 · doi: 10.48550/arxiv.1810.03554 · pith_short_12: C6ZZHIVWU7N3 · pith_short_16: C6ZZHIVWU7N3O5H5 · pith_short_8: C6ZZHIVW

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/C6ZZHIVWU7N3O5H5BSG7SLUDKX \
  | 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: 17b393a2b6a7dbb774fd0c8df92e8355d0fc1ca2788cf7165fc20d2d5c759c09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "639018d24b2fcd64b5b89b8e0a9c28833d7af02c13cd28e9d4bcc8cb8ab57d4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-08T16:12:53Z",
    "title_canon_sha256": "d9ddb8cb86a5318080b9fd658cd4d9387b6759f48659be8a5d74e7ee115fd87e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03554",
    "kind": "arxiv",
    "version": 2
  }
}