Pith Number

pith:UEVQSSWD

pith:2002:UEVQSSWD4S45264BDSCCPHJEHE

not attested not anchored not stored refs pending

New Mass Estimators for Tracer Populations

Kingston), K.M. Perrett (Queen's U, M.I. Wilkinson (Cambridge), N.W. Evans (Cambridge), T. Bridges (AAO)

arxiv:astro-ph/0210255 v1 · 2002-10-11 · 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{UEVQSSWD4S45264BDSCCPHJEHE}

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	2026-05-18T04:27:05.043100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a12b094ac3e4b9dd7b811c84279d24391d4fb87998a26992c22e4601cdf2dbc0

Aliases

arxiv: astro-ph/0210255 · arxiv_version: astro-ph/0210255v1 · doi: 10.48550/arxiv.astro-ph/0210255 · pith_short_12: UEVQSSWD4S45 · pith_short_16: UEVQSSWD4S45264B · pith_short_8: UEVQSSWD

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/UEVQSSWD4S45264BDSCCPHJEHE \
  | 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: a12b094ac3e4b9dd7b811c84279d24391d4fb87998a26992c22e4601cdf2dbc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "291d893f87cb52cad67ef521e6b58be5ec238a87429114bfe0686807537d6372",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-11T09:07:48Z",
    "title_canon_sha256": "4e642d40364d1f54c82127500dc7168903d7c07930b85ab8aadb1802c4397b41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210255",
    "kind": "arxiv",
    "version": 1
  }
}