Pith Number

pith:O4KAOSJU

pith:2013:O4KAOSJU3YIOOF6METVJUNWB63

not attested not anchored not stored refs pending

Slipher, galaxies, and cosmological velocity fields

John A. Peacock

arxiv:1301.7286 v1 · 2013-01-30 · physics.hist-ph · 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{O4KAOSJU3YIOOF6METVJUNWB63}

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	2026-05-18T03:35:00.706956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7714074934de10e717cc24ea9a36c1f6dd2f7f8b6df0292ee22c4564c5c306b3

Aliases

arxiv: 1301.7286 · arxiv_version: 1301.7286v1 · doi: 10.48550/arxiv.1301.7286 · pith_short_12: O4KAOSJU3YIO · pith_short_16: O4KAOSJU3YIOOF6M · pith_short_8: O4KAOSJU

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/O4KAOSJU3YIOOF6METVJUNWB63 \
  | 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: 7714074934de10e717cc24ea9a36c1f6dd2f7f8b6df0292ee22c4564c5c306b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de05048a2ee498d51ef49a99d8f758b575ef3a66cf6ededbc66805ea808f90dc",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2013-01-30T16:59:57Z",
    "title_canon_sha256": "49268f7c7415cc2ba570331c6ab95961e2bdd60b201b519e3cccb28f90c72900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7286",
    "kind": "arxiv",
    "version": 1
  }
}