Pith Number

pith:DHSASGZV

pith:2012:DHSASGZVOGSOUPRCPCFUL2RNSJ

not attested not anchored not stored refs pending

Identification of members in the central and outer regions of galaxy clusters

Ana Laura Serra, Antonaldo Diaferio

arxiv:1211.3669 v2 · 2012-11-15 · 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{DHSASGZVOGSOUPRCPCFUL2RNSJ}

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	2026-05-18T03:21:12.179485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19e4091b3571a4ea3e22788b45ea2d925f8b25ec9f3b46867c5215ead91446ba

Aliases

arxiv: 1211.3669 · arxiv_version: 1211.3669v2 · doi: 10.48550/arxiv.1211.3669 · pith_short_12: DHSASGZVOGSO · pith_short_16: DHSASGZVOGSOUPRC · pith_short_8: DHSASGZV

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/DHSASGZVOGSOUPRCPCFUL2RNSJ \
  | 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: 19e4091b3571a4ea3e22788b45ea2d925f8b25ec9f3b46867c5215ead91446ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02dd403a3ce1c32ec5bf2d1dfccb3ccf8909ecfcd8b5c7efe9bf16b4252f2866",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-15T17:29:04Z",
    "title_canon_sha256": "d81ed773ff30e95bc2b85fdeabc00a393e80011b8d22b5615bb47c9a787bbe67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3669",
    "kind": "arxiv",
    "version": 2
  }
}