Pith Number

pith:NMDCOABV

pith:2005:NMDCOABVJP24CQ5F6SQ6NNKJV6

not attested not anchored not stored refs pending

Photopolarimetric observations of the new eclipsing polar CTCV J1928-5001

Claus Tappert, Stephen B. Potter, Thomas Augusteijn

arxiv:astro-ph/0509316 v1 · 2005-09-13 · 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{NMDCOABVJP24CQ5F6SQ6NNKJV6}

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	2026-05-18T01:07:30.708118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b062700354bf5c143a5f4a1e6b549afbf9d632fa15c9235f374f6e244d85395

Aliases

arxiv: astro-ph/0509316 · arxiv_version: astro-ph/0509316v1 · doi: 10.48550/arxiv.astro-ph/0509316 · pith_short_12: NMDCOABVJP24 · pith_short_16: NMDCOABVJP24CQ5F · pith_short_8: NMDCOABV

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/NMDCOABVJP24CQ5F6SQ6NNKJV6 \
  | 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: 6b062700354bf5c143a5f4a1e6b549afbf9d632fa15c9235f374f6e244d85395

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5efa787e0f6f99306e60a389b95b7697492e3d105e370adf43be4c8dfd420c40",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-13T07:37:59Z",
    "title_canon_sha256": "584598f272565100dfdf210085c854a5236fa053888e9c8a3444accbe7a1bafe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509316",
    "kind": "arxiv",
    "version": 1
  }
}