Pith Number

pith:OW7GS7RK

pith:2014:OW7GS7RKFMISYPR2RN25DPWVQL

not attested not anchored not stored refs pending

On the Erdos Discrepancy Problem

Bart Selman, Carla P. Gomes, Ronan Le Bras

arxiv:1407.2510 v1 · 2014-05-15 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OW7GS7RKFMISYPR2RN25DPWVQL}

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	2026-05-18T02:48:01.421804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75be697e2a2b112c3e3a8b75d1bed582eab420ade9c44f75330e2aeff40b8df9

Aliases

arxiv: 1407.2510 · arxiv_version: 1407.2510v1 · doi: 10.48550/arxiv.1407.2510 · pith_short_12: OW7GS7RKFMIS · pith_short_16: OW7GS7RKFMISYPR2 · pith_short_8: OW7GS7RK

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/OW7GS7RKFMISYPR2RN25DPWVQL \
  | 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: 75be697e2a2b112c3e3a8b75d1bed582eab420ade9c44f75330e2aeff40b8df9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c91b19c9cbdb59411030eff2bb216fef7312212649bda4c69bfaa03960b67286",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-05-15T20:43:48Z",
    "title_canon_sha256": "0353486c3c5cd94f758b02927b198246df4309842bb10d0d7795d723fbc236d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2510",
    "kind": "arxiv",
    "version": 1
  }
}