Pith Number

pith:SCT42HZ5

pith:2012:SCT42HZ5IFKQDFEJFDFH342IYC

not attested not anchored not stored refs pending

Variability Flagging in the WISE Preliminary Data Release

Douglas I. Hoffman, F.J. Masci, J.W. Fowler, K.A. Marsh, R.M. Cutri, T.H. Jarrett

arxiv:1203.5818 v1 · 2012-03-26 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SCT42HZ5IFKQDFEJFDFH342IYC}

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	2026-05-18T03:59:13.374309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90a7cd1f3d415501948928ca7df348c08fad8df33f6db2648e705af969ec21c1

Aliases

arxiv: 1203.5818 · arxiv_version: 1203.5818v1 · doi: 10.48550/arxiv.1203.5818 · pith_short_12: SCT42HZ5IFKQ · pith_short_16: SCT42HZ5IFKQDFEJ · pith_short_8: SCT42HZ5

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/SCT42HZ5IFKQDFEJFDFH342IYC \
  | 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: 90a7cd1f3d415501948928ca7df348c08fad8df33f6db2648e705af969ec21c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6214f5e5ea226ff858ebf55372236a48e0639d122c7c06ca8419afbd590b33a6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-03-26T21:06:06Z",
    "title_canon_sha256": "00edc13c8d3be0cf08c6b88b1abf1697c4eec35e6095cfdf6cdadeaece2e876b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5818",
    "kind": "arxiv",
    "version": 1
  }
}