Pith Number

pith:N6JAVBDB

pith:2019:N6JAVBDBQSDBDKZUVIFAKR3JQJ

not attested not anchored not stored refs pending

Noisy Corruption Detection

Ryan Alweiss

arxiv:1908.07493 v2 · 2019-08-20 · math.CO · 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{N6JAVBDBQSDBDKZUVIFAKR3JQJ}

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	2026-07-05T00:23:06.818768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f920a8461848611ab34aa0a054769824c4d237ce8359e9408ff26a4da907b39

Aliases

arxiv: 1908.07493 · arxiv_version: 1908.07493v2 · doi: 10.48550/arxiv.1908.07493 · pith_short_12: N6JAVBDBQSDB · pith_short_16: N6JAVBDBQSDBDKZU · pith_short_8: N6JAVBDB

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/N6JAVBDBQSDBDKZUVIFAKR3JQJ \
  | 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: 6f920a8461848611ab34aa0a054769824c4d237ce8359e9408ff26a4da907b39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecd4f60a614b8e4b25f97b6be59bd6150732c9c5d50dbc753d39cfcde5668f52",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-08-20T17:08:28Z",
    "title_canon_sha256": "356694bf52c9af1ca5c1e2112da7321411aa830d3eca8e22fa954cb41d128595"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07493",
    "kind": "arxiv",
    "version": 2
  }
}