Pith Number

pith:4FIUDYEU

pith:2019:4FIUDYEUYP3LAPPJ6F73PQ5KDN

not attested not anchored not stored refs pending

Disentangling the Arcturus stream

Iryna Kushniruk, Thomas Bensby

arxiv:1909.04949 v1 · 2019-09-11 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4FIUDYEUYP3LAPPJ6F73PQ5KDN}

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	2026-07-05T00:14:15.464183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15141e094c3f6b03de9f17fb7c3aa1b580fa63a57e41321d3be5cd735fe1f81

Aliases

arxiv: 1909.04949 · arxiv_version: 1909.04949v1 · doi: 10.48550/arxiv.1909.04949 · pith_short_12: 4FIUDYEUYP3L · pith_short_16: 4FIUDYEUYP3LAPPJ · pith_short_8: 4FIUDYEU

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/4FIUDYEUYP3LAPPJ6F73PQ5KDN \
  | 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: e15141e094c3f6b03de9f17fb7c3aa1b580fa63a57e41321d3be5cd735fe1f81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4422bd176a0bb061c6aa92f81511a7e63c004c4dc2cd971496fd9e0121c77163",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-11T09:53:11Z",
    "title_canon_sha256": "987ae67e709be7d1acf43da59c11f3fb1bc9764780247fb151862da6d6f93a0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04949",
    "kind": "arxiv",
    "version": 1
  }
}