Pith Number

pith:ZLF32S7X

pith:2011:ZLF32S7X5K7W6OLAOIOGS4FO6Q

not attested not anchored not stored refs pending

Nearby Galaxies in More Distant Contexts

Dennis Zaritsky, Michael Eskew

arxiv:1101.2262 v1 · 2011-01-12 · 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{ZLF32S7X5K7W6OLAOIOGS4FO6Q}

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	2026-05-18T02:03:42.743930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cacbbd4bf7eabf6f3960721c6970aef415524808cf05322a91ea0a4dac700ca5

Aliases

arxiv: 1101.2262 · arxiv_version: 1101.2262v1 · doi: 10.48550/arxiv.1101.2262 · pith_short_12: ZLF32S7X5K7W · pith_short_16: ZLF32S7X5K7W6OLA · pith_short_8: ZLF32S7X

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/ZLF32S7X5K7W6OLAOIOGS4FO6Q \
  | 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: cacbbd4bf7eabf6f3960721c6970aef415524808cf05322a91ea0a4dac700ca5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec92c5d24b5de090ee8e068aed25820216fc5289dca4abc64f870b7fb5469b3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-01-12T03:32:35Z",
    "title_canon_sha256": "a16dbf584934911e19b3221995913b78086265b4806ab8ff3aff250b9d4ecf8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2262",
    "kind": "arxiv",
    "version": 1
  }
}