Pith Number

pith:PECGJIDF

pith:2004:PECGJIDFIKSYIF7NS5XOWWWTPE

not attested not anchored not stored refs pending

A Redshift Survey of Nearby Galaxy Groups: the Shape of the Mass Density Profile

A. Mahdavi, M. J. Geller

arxiv:astro-ph/0402161 v1 · 2004-02-06 · 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{PECGJIDFIKSYIF7NS5XOWWWTPE}

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

Kinematics of Weak Cool-Core Cluster A3571 Observed with XRISM: Low Cooling Rate Balanced by Low Heating Rate

Receipt and verification

First computed	2026-07-04T16:42:59.360223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

790464a06542a58417ed976eeb5ad37931f994c4e15d6db081bb05b0aa577d8f

Aliases

arxiv: astro-ph/0402161 · arxiv_version: astro-ph/0402161v1 · doi: 10.48550/arxiv.astro-ph/0402161 · pith_short_12: PECGJIDFIKSY · pith_short_16: PECGJIDFIKSYIF7N · pith_short_8: PECGJIDF

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/PECGJIDFIKSYIF7NS5XOWWWTPE \
  | 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: 790464a06542a58417ed976eeb5ad37931f994c4e15d6db081bb05b0aa577d8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "763da2a180d558f3a3c26b53e158538b2bf7d01ce4c50bc6d8b9f47d7debf7c0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-02-06T21:00:34Z",
    "title_canon_sha256": "afc64acff5f44cb6822b4601a7fe2eeb7e924dac365f983dece80ce05b78bc09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0402161",
    "kind": "arxiv",
    "version": 1
  }
}