Pith Number

pith:OTNK26WI

pith:2016:OTNK26WIG6C2RY5QIALOFLVWRN

not attested not anchored not stored refs pending

Is the Galactic bulge devoid of planets?

Calen B. Henderson, Christian Clanton, Matthew T. Penny

arxiv:1601.02807 v2 · 2016-01-12 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OTNK26WIG6C2RY5QIALOFLVWRN}

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	2026-05-18T00:58:34.303763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74daad7ac83785a8e3b04016e2aeb68b4b96e60faf6b9a8fa691cf6507558a9a

Aliases

arxiv: 1601.02807 · arxiv_version: 1601.02807v2 · doi: 10.48550/arxiv.1601.02807 · pith_short_12: OTNK26WIG6C2 · pith_short_16: OTNK26WIG6C2RY5Q · pith_short_8: OTNK26WI

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/OTNK26WIG6C2RY5QIALOFLVWRN \
  | 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: 74daad7ac83785a8e3b04016e2aeb68b4b96e60faf6b9a8fa691cf6507558a9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "308d72069c2d00b3cf1936a4c4a7628be2e868a31b5060b76d738fb474211ff3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-01-12T11:35:21Z",
    "title_canon_sha256": "87a264aff965f7a48dc96585b5e42ff9f3655518f93bc364c40f72e02e700a6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02807",
    "kind": "arxiv",
    "version": 2
  }
}