Pith Number

pith:M4PK5UDL

pith:2015:M4PK5UDL5XL4ZSQRF62PDSE4WI

not attested not anchored not stored refs pending

When interpolation-induced reflection artifact meets time-frequency analysis

Hau-Tieng Wu, Patrick Flandrin, Yu-Ting Lin

arxiv:1507.05372 v2 · 2015-07-20 · stat.AP · cs.NA · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M4PK5UDL5XL4ZSQRF62PDSE4WI}

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	2026-05-18T01:24:20.167886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

671eaed06bedd7ccca112fb4f1c89cb22849de5302f78a10fe440d6471cf3863

Aliases

arxiv: 1507.05372 · arxiv_version: 1507.05372v2 · doi: 10.48550/arxiv.1507.05372 · pith_short_12: M4PK5UDL5XL4 · pith_short_16: M4PK5UDL5XL4ZSQR · pith_short_8: M4PK5UDL

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/M4PK5UDL5XL4ZSQRF62PDSE4WI \
  | 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: 671eaed06bedd7ccca112fb4f1c89cb22849de5302f78a10fe440d6471cf3863

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "474fc2e34bd4f10d599aa0574f80ac502b97b1d8f4e2304549c141a5f1f48366",
    "cross_cats_sorted": [
      "cs.NA",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2015-07-20T02:47:36Z",
    "title_canon_sha256": "410307a70cf1e241a7a5640c5dd87276c0950b7cf7642c35fed26e9832d3bebd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05372",
    "kind": "arxiv",
    "version": 2
  }
}