Pith Number

pith:ERQET2BP

pith:2006:ERQET2BPBWJBELL2SH22DUVT2M

not attested not anchored not stored refs pending

Photometry of the Magnetic White Dwarf SDSS 121209.31+013627.7

(2) Keele University, C. Koen (1), P. F. L. Maxted (2) ((1) University of the Western Cape, South Africa, UK)

arxiv:astro-ph/0607299 v1 · 2006-07-13 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERQET2BPBWJBELL2SH22DUVT2M}

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	2026-07-04T16:59:07.603948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

246049e82f0d92122d7a91f5a1d2b3d309a2a51cb0046fcda5c6102e3b6790d7

Aliases

arxiv: astro-ph/0607299 · arxiv_version: astro-ph/0607299v1 · doi: 10.48550/arxiv.astro-ph/0607299 · pith_short_12: ERQET2BPBWJB · pith_short_16: ERQET2BPBWJBELL2 · pith_short_8: ERQET2BP

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/ERQET2BPBWJBELL2SH22DUVT2M \
  | 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: 246049e82f0d92122d7a91f5a1d2b3d309a2a51cb0046fcda5c6102e3b6790d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5d97916b3c7222caf8fc2233fa6221ec9e2f33d0a0f91f47c46262a7b7e1574",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-07-13T14:27:43Z",
    "title_canon_sha256": "92c86371552b88031c05a173615e50c6d7f5ade123fb923b7a388703bad648e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0607299",
    "kind": "arxiv",
    "version": 1
  }
}