Pith Number

pith:434IDO77

pith:2012:434IDO77VYO3D73FUL2IGVFOLT

not attested not anchored not stored refs pending

A study of high proper-motion white dwarfs I. Spectropolarimetry of a cool hydrogen-rich sample

Adela Kawka, Stephane Vennes

arxiv:1206.5113 v1 · 2012-06-22 · 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{434IDO77VYO3D73FUL2IGVFOLT}

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	2026-05-18T01:56:43.314481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6f881bbffae1db1ff65a2f48354ae5cc98e35c2e1fd1fb1d4642477c6fde4a0

Aliases

arxiv: 1206.5113 · arxiv_version: 1206.5113v1 · doi: 10.48550/arxiv.1206.5113 · pith_short_12: 434IDO77VYO3 · pith_short_16: 434IDO77VYO3D73F · pith_short_8: 434IDO77

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/434IDO77VYO3D73FUL2IGVFOLT \
  | 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: e6f881bbffae1db1ff65a2f48354ae5cc98e35c2e1fd1fb1d4642477c6fde4a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e0f432ea2243b29b3d22605e907356da8f2cbb6a8bfa062f834e4ffd8782147",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-06-22T11:07:20Z",
    "title_canon_sha256": "f152487aa6a4891d9f920579b2f5f46c4b30ddce5814a3520f9cd00bb48724e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5113",
    "kind": "arxiv",
    "version": 1
  }
}