Pith Number

pith:QKUHJJTV

pith:2019:QKUHJJTVX7ALWJUHKZAAFRHFSG

not attested not anchored not stored refs pending

Serial Quantization for Sparse Time Sequences

Alejandro Cohen, Muriel M\'edard, Nir Shlezinger, Salman Salamatian, Yonina C. Eldar

arxiv:1907.01691 v3 · 2019-07-03 · 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{QKUHJJTVX7ALWJUHKZAAFRHFSG}

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	2026-07-05T01:53:17.741742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82a874a675bfc0bb2687564002c4e591b47301cc6920ad281c6cdad841d89871

Aliases

arxiv: 1907.01691 · arxiv_version: 1907.01691v3 · doi: 10.48550/arxiv.1907.01691 · pith_short_12: QKUHJJTVX7AL · pith_short_16: QKUHJJTVX7ALWJUH · pith_short_8: QKUHJJTV

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/QKUHJJTVX7ALWJUHKZAAFRHFSG \
  | 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: 82a874a675bfc0bb2687564002c4e591b47301cc6920ad281c6cdad841d89871

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "361344de8e0d306036f8661ff93c98379317b05de1ca95cf7c1f6d498b49a45f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-07-03T00:43:07Z",
    "title_canon_sha256": "dba049cdb3f96b17b1c54183e24d367b5842c5dd6a7a1cf27ef7af0ee07236ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01691",
    "kind": "arxiv",
    "version": 3
  }
}