Pith Number

pith:AP4RWJQB

pith:2018:AP4RWJQBUIDPHLD2PEP6YNVEA5

not attested not anchored not stored refs pending

Representation-Oblivious Error Correction by Natural Redundancy

Anxiao (Andrew) Jiang, Pulakesh Upadhyaya

arxiv:1811.04032 v1 · 2018-11-09 · 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{AP4RWJQBUIDPHLD2PEP6YNVEA5}

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	2026-05-18T00:01:11.253271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03f91b2601a206f3ac7a791fec36a4076dd396b5d7b32d3560cafe8502bfa469

Aliases

arxiv: 1811.04032 · arxiv_version: 1811.04032v1 · doi: 10.48550/arxiv.1811.04032 · pith_short_12: AP4RWJQBUIDP · pith_short_16: AP4RWJQBUIDPHLD2 · pith_short_8: AP4RWJQB

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/AP4RWJQBUIDPHLD2PEP6YNVEA5 \
  | 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: 03f91b2601a206f3ac7a791fec36a4076dd396b5d7b32d3560cafe8502bfa469

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "739415b390c5882ccee146acec495bde796a01449177242d7d8503c2ffd38bd0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-11-09T17:36:32Z",
    "title_canon_sha256": "d220ccfe31cbe028746e71a6c63e3621c7f75c194bce393fe17139c03ceedfa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04032",
    "kind": "arxiv",
    "version": 1
  }
}