Pith Number

pith:RCTJ5VQM

pith:2017:RCTJ5VQMKI7KSS77SJQ7PQHDGA

not attested not anchored not stored refs pending

Core Discovery in Hidden Graphs

Apostolos Papadopoulos, Panagiotis Strouthopoulos

arxiv:1712.02827 v1 · 2017-12-07 · 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{RCTJ5VQMKI7KSS77SJQ7PQHDGA}

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	2026-05-18T00:28:29.160530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88a69ed60c523ea94bff9261f7c0e3300d2730c8095a8c7441c42b16a88606ab

Aliases

arxiv: 1712.02827 · arxiv_version: 1712.02827v1 · doi: 10.48550/arxiv.1712.02827 · pith_short_12: RCTJ5VQMKI7K · pith_short_16: RCTJ5VQMKI7KSS77 · pith_short_8: RCTJ5VQM

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/RCTJ5VQMKI7KSS77SJQ7PQHDGA \
  | 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: 88a69ed60c523ea94bff9261f7c0e3300d2730c8095a8c7441c42b16a88606ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef8192b2cc56eb5ed2a1f7f2da60144408555c9a802ec9ab769f6ca72d00828",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-12-07T19:32:06Z",
    "title_canon_sha256": "0e348a89295dd790edbe559129704572abff987399c8ea1d98a05c040398fc78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02827",
    "kind": "arxiv",
    "version": 1
  }
}