Pith Number

pith:ZDDWYEV6

pith:2015:ZDDWYEV647AM2PBXYASNM5VDB6

not attested not anchored not stored refs pending

Searching for concentric low variance circles in the cosmic microwave background

Adam DeAbreu, Dagoberto Contreras, Douglas Scott

arxiv:1508.05158 v3 · 2015-08-21 · 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{ZDDWYEV647AM2PBXYASNM5VDB6}

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	2026-05-18T01:23:55.704658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8c76c12bee7c0cd3c37c024d676a30f9825ece0c500c329cb9656ebdd17ffad

Aliases

arxiv: 1508.05158 · arxiv_version: 1508.05158v3 · doi: 10.48550/arxiv.1508.05158 · pith_short_12: ZDDWYEV647AM · pith_short_16: ZDDWYEV647AM2PBX · pith_short_8: ZDDWYEV6

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/ZDDWYEV647AM2PBXYASNM5VDB6 \
  | 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: c8c76c12bee7c0cd3c37c024d676a30f9825ece0c500c329cb9656ebdd17ffad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f41758fe773f279538c4cc3153b54d6647c07a249e63849a883ec4715bc6ed6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-08-21T00:44:20Z",
    "title_canon_sha256": "37d0192ca3fc07e1c52ba36545d7c040260bd0f78c9bd37f009046753985d2dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05158",
    "kind": "arxiv",
    "version": 3
  }
}