Pith Number

pith:IARIZBVX

pith:2017:IARIZBVXT4KXPTKAJ4XERVS4QY

not attested not anchored not stored refs pending

Type I shell galaxies as a test of gravity models

Hajar Vakili, Pavel Kroupa, Sohrab Rahvar

arxiv:1709.06399 v3 · 2017-09-19 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IARIZBVXT4KXPTKAJ4XERVS4QY}

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	2026-05-18T00:32:38.837796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40228c86b79f1577cd404f2e48d65c86375d48bc14e68a6a4cb3ab366bb67e5e

Aliases

arxiv: 1709.06399 · arxiv_version: 1709.06399v3 · doi: 10.48550/arxiv.1709.06399 · pith_short_12: IARIZBVXT4KX · pith_short_16: IARIZBVXT4KXPTKA · pith_short_8: IARIZBVX

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/IARIZBVXT4KXPTKAJ4XERVS4QY \
  | 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: 40228c86b79f1577cd404f2e48d65c86375d48bc14e68a6a4cb3ab366bb67e5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50f3041f3329e1eb3a83ea82199175aa946d61a16be1b0ad75fee3f4086cb142",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-09-19T13:24:21Z",
    "title_canon_sha256": "a41a2cc1530841adb69abca6da95515c5a7ddac6ab103cb168ff9badbb0e0b90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06399",
    "kind": "arxiv",
    "version": 3
  }
}