Pith Number

pith:V64KL75G

pith:2022:V64KL75GMKVESPOLK2H3ZVLQTS

not attested not anchored not stored refs pending

Ordered Reliability Bits Guessing Random Additive Noise Decoding

Ken R. Duffy, Muriel Medard, Wei An

arxiv:2202.13951 v3 · 2022-02-28 · 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{V64KL75GMKVESPOLK2H3ZVLQTS}

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	2026-07-05T05:05:31.340497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afb8a5ffa662aa493dcb568fbcd5709cbd467bfddcb95bc664e6214062e03fb1

Aliases

arxiv: 2202.13951 · arxiv_version: 2202.13951v3 · doi: 10.48550/arxiv.2202.13951 · pith_short_12: V64KL75GMKVE · pith_short_16: V64KL75GMKVESPOL · pith_short_8: V64KL75G

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/V64KL75GMKVESPOLK2H3ZVLQTS \
  | 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: afb8a5ffa662aa493dcb568fbcd5709cbd467bfddcb95bc664e6214062e03fb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37e25b9e7dbb34f2980615ed3e331b7e9990fcff8d22151ba1921eb9275a2e37",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-02-28T17:06:33Z",
    "title_canon_sha256": "6c9c0b7bba6689f1f199494d47da19a145f94c7a54eb019a0999295bedffca22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.13951",
    "kind": "arxiv",
    "version": 3
  }
}