Pith Number

pith:DODGHJCV

pith:2007:DODGHJCV656ID2VFBVGRQA5FMW

not attested not anchored not stored refs pending

The Angular Separation of the Components of the Cepheid AW Per

D. Massa, N. R. Evans

arxiv:0704.1051 v2 · 2007-04-08 · 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{DODGHJCV656ID2VFBVGRQA5FMW}

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	2026-07-04T17:03:13.430766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b8663a455f77c81eaa50d4d1803a565bdb826a213fbef5111c2d10f1e3006c7

Aliases

arxiv: 0704.1051 · arxiv_version: 0704.1051v2 · doi: 10.48550/arxiv.0704.1051 · pith_short_12: DODGHJCV656I · pith_short_16: DODGHJCV656ID2VF · pith_short_8: DODGHJCV

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/DODGHJCV656ID2VFBVGRQA5FMW \
  | 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: 1b8663a455f77c81eaa50d4d1803a565bdb826a213fbef5111c2d10f1e3006c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4261ff0a64a3494fdef69ba41779ea1497382497380e9e401677a4eb2ee5aac4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-04-08T23:42:44Z",
    "title_canon_sha256": "c56baac26ed0174233303aa60ef001146f994fc90ac0953f39402b7bf3e87c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.1051",
    "kind": "arxiv",
    "version": 2
  }
}