Pith Number

pith:PMPZ3FDI

pith:2021:PMPZ3FDISCMG56KJIEPOTDCEGV

not attested not anchored not stored refs pending

Improved Constraints on the Initial-to-Final Mass Relation of White Dwarfs using Wide Binaries

Julio Chanam\'e, Manuel Barrientos

arxiv:2102.07790 v2 · 2021-02-15 · 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{PMPZ3FDISCMG56KJIEPOTDCEGV}

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.

Cited by

1 paper in Pith

White dwarfs within 13 pc: Insights from ultraviolet spectroscopy

Receipt and verification

First computed	2026-07-05T03:45:27.425646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b1f9d946890986ef949411ee98c44354485dbd3afefea4d15c029189f03bff7

Aliases

arxiv: 2102.07790 · arxiv_version: 2102.07790v2 · doi: 10.48550/arxiv.2102.07790 · pith_short_12: PMPZ3FDISCMG · pith_short_16: PMPZ3FDISCMG56KJ · pith_short_8: PMPZ3FDI

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/PMPZ3FDISCMG56KJIEPOTDCEGV \
  | 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: 7b1f9d946890986ef949411ee98c44354485dbd3afefea4d15c029189f03bff7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24b0e5e43fc42be23e2c4cf887b7f55422decb5fd2a6d9bfe8c27ead89d6211b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-02-15T19:00:21Z",
    "title_canon_sha256": "8d34f010c03edbcc4592f6ae53fbbf017cd20b6d421fdc6d073043af807a0a7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.07790",
    "kind": "arxiv",
    "version": 2
  }
}