Pith Number

pith:4P6WQYJO

pith:2007:4P6WQYJO6BE5R4YCDGUDSFWXQK

not attested not anchored not stored refs pending

Tracing the Galactic thick disk to Solar metallicities

(2) Lund Observatory, Ann Arbor, A.R. Zenn (1), M.S. Oey (1), S. Feltzing (2) ((1) Dept. of Astronomy, Sweden), T. Bensby (1), University of Michigan, USA

arxiv:0705.2060 v1 · 2007-05-15 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4P6WQYJO6BE5R4YCDGUDSFWXQK}

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	2026-05-18T04:36:42.270855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3fd68612ef049d8f30219a83916d782a3f7678d37457f244a21a765af220f13

Aliases

arxiv: 0705.2060 · arxiv_version: 0705.2060v1 · doi: 10.48550/arxiv.0705.2060 · pith_short_12: 4P6WQYJO6BE5 · pith_short_16: 4P6WQYJO6BE5R4YC · pith_short_8: 4P6WQYJO

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/4P6WQYJO6BE5R4YCDGUDSFWXQK \
  | 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: e3fd68612ef049d8f30219a83916d782a3f7678d37457f244a21a765af220f13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d8c5a72f51e21d190b100d9a8c71124619c529dcb5a82963b9295e0b0d027d0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-05-15T02:04:18Z",
    "title_canon_sha256": "a9c7bde96f989beaabff4232264a549e1e686243d13c6d6d8f78bf0d36e17f1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.2060",
    "kind": "arxiv",
    "version": 1
  }
}