Pith Number

pith:COF2I3YY

pith:2025:COF2I3YY2Y2SVTIFXZ4HXIV5QS

not attested not anchored not stored refs pending

Connecting the Unconnectable through Feedback

Yimeng Li, Yulin Shao

arxiv:2501.02335 v3 · 2025-01-04 · cs.IT · eess.SP · 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{COF2I3YY2Y2SVTIFXZ4HXIV5QS}

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	2026-07-05T11:01:30.623085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

138ba46f18d6352acd05be787ba2bd84ad905628f6157bae51b70f52cd3fde31

Aliases

arxiv: 2501.02335 · arxiv_version: 2501.02335v3 · doi: 10.48550/arxiv.2501.02335 · pith_short_12: COF2I3YY2Y2S · pith_short_16: COF2I3YY2Y2SVTIF · pith_short_8: COF2I3YY

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/COF2I3YY2Y2SVTIFXZ4HXIV5QS \
  | 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: 138ba46f18d6352acd05be787ba2bd84ad905628f6157bae51b70f52cd3fde31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "308993ae724b6589a7c33ed4506d44b05f8bf4cd4af94ee540d75e754be29763",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-01-04T17:01:05Z",
    "title_canon_sha256": "14f316a3ab58b981f7ed9bd17326db7fe5b6821f1c9e5eaa586ee1793af27034"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.02335",
    "kind": "arxiv",
    "version": 3
  }
}