Pith Number

pith:I2DH4U4I

pith:2023:I2DH4U4IVZIFGHT35KYVJCPIBK

not attested not anchored not stored refs pending

Full-frame data reduction method: a data mining tool to detect the potential variations in optical photometry

Hao Zhou, Jin Cao, Zhi-Bin Dai

arxiv:2304.06207 v1 · 2023-04-13 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I2DH4U4IVZIFGHT35KYVJCPIBK}

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	2026-07-05T06:00:40.104233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46867e5388ae50531e7beab15489e80aa9192064fdf84d943ab68c1a6d693b1c

Aliases

arxiv: 2304.06207 · arxiv_version: 2304.06207v1 · doi: 10.48550/arxiv.2304.06207 · pith_short_12: I2DH4U4IVZIF · pith_short_16: I2DH4U4IVZIFGHT3 · pith_short_8: I2DH4U4I

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/I2DH4U4IVZIFGHT35KYVJCPIBK \
  | 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: 46867e5388ae50531e7beab15489e80aa9192064fdf84d943ab68c1a6d693b1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2193d231b7bcf875b6d226e8f11f35e15b31d9219410d6fe9595aad8ab2ee30",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-04-13T01:06:22Z",
    "title_canon_sha256": "71af8e165a2836d913554543cec8f1e9e0fb4fcdd2a3a5e6c60b4e93cfd3e05f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.06207",
    "kind": "arxiv",
    "version": 1
  }
}