Pith Number

pith:QA4ACYYC

pith:2022:QA4ACYYC75VMFZC5QQUI22NZND

not attested not anchored not stored refs pending

Identification based on random coding

Christian Deppe, Vladimir R. Sidorenko

arxiv:2207.03413 v1 · 2022-07-07 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QA4ACYYC75VMFZC5QQUI22NZND}

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	2026-07-05T04:38:22.064202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8038016302ff6ac2e45d84288d69b968d55b8fdb277fec426de01d97e3aa80e5

Aliases

arxiv: 2207.03413 · arxiv_version: 2207.03413v1 · doi: 10.48550/arxiv.2207.03413 · pith_short_12: QA4ACYYC75VM · pith_short_16: QA4ACYYC75VMFZC5 · pith_short_8: QA4ACYYC

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/QA4ACYYC75VMFZC5QQUI22NZND \
  | 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: 8038016302ff6ac2e45d84288d69b968d55b8fdb277fec426de01d97e3aa80e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69a41209d324b988fff4f3eed4f96c0851ba7266668123834f89ed9f924ee262",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-07-07T16:34:26Z",
    "title_canon_sha256": "8ae8ccf8193fe5bd7f3c342ac47fae32d2b2dffaf8c8551b8c912d2a09214961"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.03413",
    "kind": "arxiv",
    "version": 1
  }
}