Pith Number

pith:OBO3Z72U

pith:2007:OBO3Z72UZGEYYILPIBWCQZOESN

not attested not anchored not stored refs pending

The initial-final mass relationship from white dwarfs in common proper motion pairs

A. Z. Bonanos, C. Allende Prieto, E. Garcia-Berro, I. Ribas, J. Isern, S. Catalan

arxiv:0710.1542 v1 · 2007-10-08 · 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{OBO3Z72UZGEYYILPIBWCQZOESN}

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	2026-07-04T17:06:03.469420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

705dbcff54c9898c216f406c2865c4936d7407c9714119d5d9087ce938b628c1

Aliases

arxiv: 0710.1542 · arxiv_version: 0710.1542v1 · doi: 10.48550/arxiv.0710.1542 · pith_short_12: OBO3Z72UZGEY · pith_short_16: OBO3Z72UZGEYYILP · pith_short_8: OBO3Z72U

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/OBO3Z72UZGEYYILPIBWCQZOESN \
  | 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: 705dbcff54c9898c216f406c2865c4936d7407c9714119d5d9087ce938b628c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f56eda869b061155cacee193917fddf8522f0b46ae51d3a74e4cec237a24db5b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-10-08T13:33:43Z",
    "title_canon_sha256": "685507c0d7d5fc8edd632b6f7b85c8a49437270dd965aabb3922eb38d5d33fdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.1542",
    "kind": "arxiv",
    "version": 1
  }
}