Pith Number

pith:TZL43TOV

pith:2019:TZL43TOV4RDKHOS2GICOC2UXEW

not attested not anchored not stored refs pending

Tutorial on algebraic deletion correction codes

Kedar Tatwawadi, Shubham Chandak

arxiv:1906.07887 v1 · 2019-06-19 · cs.DS · cs.IT · eess.SP · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TZL43TOV4RDKHOS2GICOC2UXEW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:42:57.423340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e57cdcdd5e446a3ba5a3204e16a9725aa461348b8e759743aae9ca5d1d1960e

Aliases

arxiv: 1906.07887 · arxiv_version: 1906.07887v1 · doi: 10.48550/arxiv.1906.07887 · pith_short_12: TZL43TOV4RDK · pith_short_16: TZL43TOV4RDKHOS2 · pith_short_8: TZL43TOV

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/TZL43TOV4RDKHOS2GICOC2UXEW \
  | 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: 9e57cdcdd5e446a3ba5a3204e16a9725aa461348b8e759743aae9ca5d1d1960e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05b647b583c60097406a45e68ecfcf046bc08de91751ad7406c8d28ba36d521e",
    "cross_cats_sorted": [
      "cs.IT",
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-06-19T02:56:11Z",
    "title_canon_sha256": "f970e7c8de19587baa4099c7109163b25250417fefef8fde40d57cc40fd957c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07887",
    "kind": "arxiv",
    "version": 1
  }
}