Pith Number

pith:2HVX7C7Y

pith:2012:2HVX7C7YKYQC3QYOUP7MEXPBQU

not attested not anchored not stored refs pending

Cosmic Flows surveys and CLUES simulations

H. M. Courtois, R. B. Tully

arxiv:1205.4627 v1 · 2012-05-21 · 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{2HVX7C7YKYQC3QYOUP7MEXPBQU}

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	2026-05-18T03:55:12.737503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1eb7f8bf856202dc30ea3fec25de1850913251259971a250e462b7b257a94e5

Aliases

arxiv: 1205.4627 · arxiv_version: 1205.4627v1 · doi: 10.48550/arxiv.1205.4627 · pith_short_12: 2HVX7C7YKYQC · pith_short_16: 2HVX7C7YKYQC3QYO · pith_short_8: 2HVX7C7Y

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/2HVX7C7YKYQC3QYOUP7MEXPBQU \
  | 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: d1eb7f8bf856202dc30ea3fec25de1850913251259971a250e462b7b257a94e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bd9469c34952ab45d5befb236db52d1b7e0835d8187dfe567b6d61b0f7096c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-05-21T15:04:08Z",
    "title_canon_sha256": "b729cab119d00343185ad438177a274d24970cb823a24d9f1564862f178ffa31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4627",
    "kind": "arxiv",
    "version": 1
  }
}