Pith Number

pith:IRJQ3CKH

pith:2014:IRJQ3CKH4UBZ4OUA5V7F7CHPU6

not attested not anchored not stored refs pending

Mass segregation trends in SDSS galaxy groups

Fraser A. Evans, Gandhali D. Joshi, Ian D. Roberts, Laura C. Parker

arxiv:1411.7274 v1 · 2014-11-26 · 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{IRJQ3CKH4UBZ4OUA5V7F7CHPU6}

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	2026-05-18T01:41:25.628829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44530d8947e5039e3a80ed7e5f88efa7a00d6dd3efc5b7e660a97a5671e0fc2a

Aliases

arxiv: 1411.7274 · arxiv_version: 1411.7274v1 · doi: 10.48550/arxiv.1411.7274 · pith_short_12: IRJQ3CKH4UBZ · pith_short_16: IRJQ3CKH4UBZ4OUA · pith_short_8: IRJQ3CKH

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/IRJQ3CKH4UBZ4OUA5V7F7CHPU6 \
  | 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: 44530d8947e5039e3a80ed7e5f88efa7a00d6dd3efc5b7e660a97a5671e0fc2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5637d32c5a7a278fa07bc837895b40e472ead400a9f6e9fc36699f14e0a448c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-11-26T15:49:48Z",
    "title_canon_sha256": "6bcd85e1bb94534ca9f39a485e5ef5bb4408e583d89229a2dec4803d8458990c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7274",
    "kind": "arxiv",
    "version": 1
  }
}