Pith Number

pith:UCBAXWYT

pith:2011:UCBAXWYTXKGER22LXC5ECEOXNH

not attested not anchored not stored refs pending

The Double Galaxy Cluster Abell 2465 I. Basic Properties: Optical Imaging and Spectroscopy

Gary A. Wegner

arxiv:1101.1451 v2 · 2011-01-07 · 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{UCBAXWYTXKGER22LXC5ECEOXNH}

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	2026-05-18T02:04:11.878952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0820bdb13ba8c48eb4bb8ba4111d769fd819da1b3b9f7dd8a09a9d62b7f47a1

Aliases

arxiv: 1101.1451 · arxiv_version: 1101.1451v2 · doi: 10.48550/arxiv.1101.1451 · pith_short_12: UCBAXWYTXKGE · pith_short_16: UCBAXWYTXKGER22L · pith_short_8: UCBAXWYT

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/UCBAXWYTXKGER22LXC5ECEOXNH \
  | 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: a0820bdb13ba8c48eb4bb8ba4111d769fd819da1b3b9f7dd8a09a9d62b7f47a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "116253f216f51ae62f344ee64370e9caf22f16810b0c2a32f6b3ed75eb0fb57b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-07T15:21:06Z",
    "title_canon_sha256": "f66207869f6b57844e296025468cd38cebf6bf61f6fe5d61ae5e1d30fde37157"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1451",
    "kind": "arxiv",
    "version": 2
  }
}