Pith Number

pith:FEKHVRYL

pith:2012:FEKHVRYLE656D447NZOWXHDVRK

not attested not anchored not stored refs pending

Reducing Reconciliation Communication Cost with Compressed Sensing

Chia-Mu Yu, H. T. Kung

arxiv:1212.2894 v1 · 2012-12-05 · cs.IT · cs.DC · 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{FEKHVRYLE656D447NZOWXHDVRK}

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	2026-05-18T03:38:35.020760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29147ac70b27bbe1f39f6e5d6b9c758abccc65363bc4d6659bfd25c3b5b2af83

Aliases

arxiv: 1212.2894 · arxiv_version: 1212.2894v1 · doi: 10.48550/arxiv.1212.2894 · pith_short_12: FEKHVRYLE656 · pith_short_16: FEKHVRYLE656D447 · pith_short_8: FEKHVRYL

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/FEKHVRYLE656D447NZOWXHDVRK \
  | 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: 29147ac70b27bbe1f39f6e5d6b9c758abccc65363bc4d6659bfd25c3b5b2af83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe41503c9e7dcfd9ee597b33fd9da94962d860a86837fe5c0a769f0a2581b8b6",
    "cross_cats_sorted": [
      "cs.DC",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-12-05T04:12:46Z",
    "title_canon_sha256": "8904261769b02be2b56cd57c2c510758a662e8256df9184010f45291e1c56966"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2894",
    "kind": "arxiv",
    "version": 1
  }
}