Pith Number

pith:R3IUFVBP

pith:2017:R3IUFVBP2W2FMWSKQRXZ3GOSET

not attested not anchored not stored refs pending

Weights at the Bottom Matter When the Top is Heavy

Arkadev Chattopadhyay, Nikhil S. Mande

arxiv:1705.02397 v1 · 2017-05-05 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3IUFVBP2W2FMWSKQRXZ3GOSET}

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	2026-05-18T00:44:56.700885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ed142d42fd5b4565a4a846f9d99d224c3a42d1317c1bfe0a2f463f1934ac57b

Aliases

arxiv: 1705.02397 · arxiv_version: 1705.02397v1 · doi: 10.48550/arxiv.1705.02397 · pith_short_12: R3IUFVBP2W2F · pith_short_16: R3IUFVBP2W2FMWSK · pith_short_8: R3IUFVBP

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/R3IUFVBP2W2FMWSKQRXZ3GOSET \
  | 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: 8ed142d42fd5b4565a4a846f9d99d224c3a42d1317c1bfe0a2f463f1934ac57b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "756d893b752cde04f583b9287eb116fc87a634da62a90fe07fadba6a575d5893",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-05-05T21:08:31Z",
    "title_canon_sha256": "e6ccf74afc87e4345582747074665b59b12267ff9dcd68306d1f7ce4d72420ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02397",
    "kind": "arxiv",
    "version": 1
  }
}