Pith Number

pith:DXL26YZP

pith:2018:DXL26YZPTCOD54AWGRGI3RJABQ

not attested not anchored not stored refs pending

Ensemble Properties of the White Dwarf Population of the Old, Solar Metallicity Open Star Cluster Messier 67

A. Bellini, Alexandros Gianninas, Kate H. R. Rubin, Kurtis A. Williams, Michael Bolte, Mukremin Kilic, Paul A. Canton

arxiv:1807.09315 v1 · 2018-07-24 · astro-ph.SR · 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{DXL26YZPTCOD54AWGRGI3RJABQ}

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	2026-05-18T00:01:48.731193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dd7af632f989c3ef016344c8dc5200c2ed19a92376295879d75969e8b2748fe

Aliases

arxiv: 1807.09315 · arxiv_version: 1807.09315v1 · doi: 10.48550/arxiv.1807.09315 · pith_short_12: DXL26YZPTCOD · pith_short_16: DXL26YZPTCOD54AW · pith_short_8: DXL26YZP

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/DXL26YZPTCOD54AWGRGI3RJABQ \
  | 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: 1dd7af632f989c3ef016344c8dc5200c2ed19a92376295879d75969e8b2748fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0bc34eed222816df81731c852d6d116c2eb6afa7879438a5bfca0de72a75641",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-24T19:31:51Z",
    "title_canon_sha256": "883afbe174485b8ceecfb3d28c69bbdf2807da255197bdded44cb81e09da5484"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09315",
    "kind": "arxiv",
    "version": 1
  }
}