Pith Number

pith:BLQ2BISB

pith:2018:BLQ2BISBDZE46LAEYZC2KXFNV4

not attested not anchored not stored refs pending

Polluted White Dwarfs: Mixing Regions and Diffusion Timescales

Evan B. Bauer, Lars Bildsten

arxiv:1812.09602 v2 · 2018-12-22 · astro-ph.SR · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BLQ2BISBDZE46LAEYZC2KXFNV4}

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	2026-05-17T23:52:38.981508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ae1a0a2411e49cf2c04c645a55cadaf35169277ea69ec3163b230b045d70ea6

Aliases

arxiv: 1812.09602 · arxiv_version: 1812.09602v2 · doi: 10.48550/arxiv.1812.09602 · pith_short_12: BLQ2BISBDZE4 · pith_short_16: BLQ2BISBDZE46LAE · pith_short_8: BLQ2BISB

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/BLQ2BISBDZE46LAEYZC2KXFNV4 \
  | 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: 0ae1a0a2411e49cf2c04c645a55cadaf35169277ea69ec3163b230b045d70ea6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d6b33b6a4efa62242a3a3612a5768d5414581e46d3aaf2cf12e182c374f4a53",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-22T20:55:47Z",
    "title_canon_sha256": "ffecf19e8204950a5c031af467e76235cf0f2bfa59e0afcf73cb57ff987e9adc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09602",
    "kind": "arxiv",
    "version": 2
  }
}