Pith Number

pith:2A6IKVJD

pith:2012:2A6IKVJDBMC5MCYPUF3IJ5M6AX

not attested not anchored not stored refs pending

Local reconstructors and tolerant testers for connectivity and diameter

Alan Guo, Andrea Campagna, Ronitt Rubinfeld

arxiv:1208.2956 v2 · 2012-08-14 · 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{2A6IKVJDBMC5MCYPUF3IJ5M6AX}

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	2026-05-18T03:20:20.758381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d03c8555230b05d60b0fa17684f59e05d121f110feebf5b22305d168efd49306

Aliases

arxiv: 1208.2956 · arxiv_version: 1208.2956v2 · doi: 10.48550/arxiv.1208.2956 · pith_short_12: 2A6IKVJDBMC5 · pith_short_16: 2A6IKVJDBMC5MCYP · pith_short_8: 2A6IKVJD

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/2A6IKVJDBMC5MCYPUF3IJ5M6AX \
  | 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: d03c8555230b05d60b0fa17684f59e05d121f110feebf5b22305d168efd49306

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cafe17267417bb7c33272d2febae46d6dced6978fe5d39ad60b6ec6ec4faf58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-08-14T19:46:41Z",
    "title_canon_sha256": "3d999c3168cf5ee8dc866e1f46ae3720add726296d74228aaab9df062bef9ac4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2956",
    "kind": "arxiv",
    "version": 2
  }
}