Pith Number

pith:CRPGRQIN

pith:2021:CRPGRQIN7X2AD36SXCFGIMRYUD

not attested not anchored not stored refs pending

Clusters in the Disperse cosmic web

J.D. Cohn

arxiv:2108.02292 v2 · 2021-08-04 · 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{CRPGRQIN7X2AD36SXCFGIMRYUD}

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	2026-07-05T04:12:02.150687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

145e68c10dfdf401efd2b88a643238a0d28ac65b74084b51d1fc83c82fd6f77e

Aliases

arxiv: 2108.02292 · arxiv_version: 2108.02292v2 · doi: 10.48550/arxiv.2108.02292 · pith_short_12: CRPGRQIN7X2A · pith_short_16: CRPGRQIN7X2AD36S · pith_short_8: CRPGRQIN

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/CRPGRQIN7X2AD36SXCFGIMRYUD \
  | 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: 145e68c10dfdf401efd2b88a643238a0d28ac65b74084b51d1fc83c82fd6f77e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "841dbaa3ede779512f03d1a139a61807efaeefcb4970bde46df6fb614f3f7a58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-08-04T21:33:40Z",
    "title_canon_sha256": "cf38dee342dfccaf2c34edeafc71a64b4a513b0d0b7fa8ae9826d54e669a678c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02292",
    "kind": "arxiv",
    "version": 2
  }
}