Pith Number

pith:GSKL3NCT

pith:2015:GSKL3NCTKI7XMBH5NOWXYY44KH

not attested not anchored not stored refs pending

Toyz: A Framework for Scientific Analysis of Large Datasets and Astronomical Images

Eric Mamajek, Fred Moolekamp

arxiv:1506.08930 v1 · 2015-06-30 · 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{GSKL3NCTKI7XMBH5NOWXYY44KH}

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	2026-05-18T01:26:33.932302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3494bdb453523f7604fd6bad7c639c51c21e647a642cc49eabd9cf573573f0c5

Aliases

arxiv: 1506.08930 · arxiv_version: 1506.08930v1 · doi: 10.48550/arxiv.1506.08930 · pith_short_12: GSKL3NCTKI7X · pith_short_16: GSKL3NCTKI7XMBH5 · pith_short_8: GSKL3NCT

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/GSKL3NCTKI7XMBH5NOWXYY44KH \
  | 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: 3494bdb453523f7604fd6bad7c639c51c21e647a642cc49eabd9cf573573f0c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27eaaf13229bd0122fb48f8b03a95dee37402bcbbf296845d521a78cdbd34e72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-06-30T04:21:29Z",
    "title_canon_sha256": "e02cbd9bb5fded3b0a7fe0418a9921f7b141884f21ba44493063d5a5cfcb688e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08930",
    "kind": "arxiv",
    "version": 1
  }
}