Pith Number

pith:OGNSAE2M

pith:2014:OGNSAE2MQ3DQ2UW6M3BCKRYJ2E

not attested not anchored not stored refs pending

Atmospheric parameters and carbon abundance for hot DB white dwarfs

Boris T. G\"ansicke, Detlev Koester, Judi Provencal

arxiv:1407.6157 v2 · 2014-07-23 · 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{OGNSAE2MQ3DQ2UW6M3BCKRYJ2E}

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	2026-05-18T02:43:34.230596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

719b20134c86c70d52de66c2254709d104a32392d5ea00bd5eeb92abd50743d9

Aliases

arxiv: 1407.6157 · arxiv_version: 1407.6157v2 · doi: 10.48550/arxiv.1407.6157 · pith_short_12: OGNSAE2MQ3DQ · pith_short_16: OGNSAE2MQ3DQ2UW6 · pith_short_8: OGNSAE2M

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/OGNSAE2MQ3DQ2UW6M3BCKRYJ2E \
  | 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: 719b20134c86c70d52de66c2254709d104a32392d5ea00bd5eeb92abd50743d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb8ade35ba83287fc31772d07c3d580e402ddcf1bf4ccbe6b90c2751429d7d09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-23T10:18:43Z",
    "title_canon_sha256": "319425ae01f538065b465f90f12937ed155738428b6755bffe6da423b9d55f63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6157",
    "kind": "arxiv",
    "version": 2
  }
}