Pith Number

pith:CYJTNACG

pith:2018:CYJTNACGABT7MILD2XVIGEPB3O

not attested not anchored not stored refs pending

Lower and Upper Bound for Computing the Size of All Second Neighbourhoods

Felix Reidl, George B. Mertzios, Gregory Gutin

arxiv:1805.01684 v1 · 2018-05-04 · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CYJTNACGABT7MILD2XVIGEPB3O}

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	2026-05-18T00:16:47.078011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16133680460067f62163d5ea8311e1dbb2c820628901452766a50ddca77ca965

Aliases

arxiv: 1805.01684 · arxiv_version: 1805.01684v1 · doi: 10.48550/arxiv.1805.01684 · pith_short_12: CYJTNACGABT7 · pith_short_16: CYJTNACGABT7MILD · pith_short_8: CYJTNACG

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/CYJTNACGABT7MILD2XVIGEPB3O \
  | 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: 16133680460067f62163d5ea8311e1dbb2c820628901452766a50ddca77ca965

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0aaf71e529b0bc0688c609e773d44d17fdad9a928d1175d2dad85b3afeb81dd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-05-04T09:37:57Z",
    "title_canon_sha256": "1b20cac76b7d1ab85b103c7b3a13ddc7df43e2557b2113e75706d905f66ded19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01684",
    "kind": "arxiv",
    "version": 1
  }
}