Pith Number

pith:ZDI7KWGV

pith:2012:ZDI7KWGV7UU5OBAM5PEYKBS7ME

not attested not anchored not stored refs pending

Sparsely Sampling the Sky: A Bayesian Experimental Design Approach

A. H. Jaffe, P. Paykari

arxiv:1212.3194 v1 · 2012-12-13 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZDI7KWGV7UU5OBAM5PEYKBS7ME}

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	2026-05-18T01:52:38.786748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8d1f558d5fd29d7040cebc985065f61111d1729e1f4e051a1dc5ad8ef19b72a

Aliases

arxiv: 1212.3194 · arxiv_version: 1212.3194v1 · doi: 10.48550/arxiv.1212.3194 · pith_short_12: ZDI7KWGV7UU5 · pith_short_16: ZDI7KWGV7UU5OBAM · pith_short_8: ZDI7KWGV

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/ZDI7KWGV7UU5OBAM5PEYKBS7ME \
  | 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: c8d1f558d5fd29d7040cebc985065f61111d1729e1f4e051a1dc5ad8ef19b72a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "844f1c5c934f0187e6553851888a4a0e6b196ed081782d2e27e58577ca96b688",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-13T15:23:51Z",
    "title_canon_sha256": "606c5e83976ade8e573a1cae762e0ba3e9214fbea73237d39b8bab164d54275b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3194",
    "kind": "arxiv",
    "version": 1
  }
}