Pith Number

pith:O7WNTDMC

pith:2024:O7WNTDMCIISY2ROCC2FHPMDBHG

not attested not anchored not stored refs pending

Topological Signal Processing and Learning: Recent Advances and Future Challenges

Baltasar Beferull-Lozano, Elvin Isufi, Geert Leus, Paolo Di Lorenzo, Sergio Barbarossa

arxiv:2412.01576 v2 · 2024-12-02 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7WNTDMCIISY2ROCC2FHPMDBHG}

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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.

Cited by

2 papers in Pith

Topological Kalman Filtering on Cell Complexes

Receipt and verification

First computed	2026-07-05T10:14:07.317388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ecd98d8242258d45c2168a77b061399b0934384c8f7fe767b0b07ccf4335bd

Aliases

arxiv: 2412.01576 · arxiv_version: 2412.01576v2 · doi: 10.48550/arxiv.2412.01576 · pith_short_12: O7WNTDMCIISY · pith_short_16: O7WNTDMCIISY2ROC · pith_short_8: O7WNTDMC

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/O7WNTDMCIISY2ROCC2FHPMDBHG \
  | 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: 77ecd98d8242258d45c2168a77b061399b0934384c8f7fe767b0b07ccf4335bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c85a8e0381e3ad4451829f0a4c5450a1f963e960dab91c9b828f41190f6ce4ff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2024-12-02T14:57:27Z",
    "title_canon_sha256": "ebcade958a0328db9470f62af1f0306d926768595cf5a42eb37bd3f4b41f046e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.01576",
    "kind": "arxiv",
    "version": 2
  }
}