Pith Number

pith:TQ6ENEQF

pith:2017:TQ6ENEQFOXRZOE4JRCI7ZZHEA4

not attested not anchored not stored refs pending

Unified Functorial Signal Representation III: Foundations, Redundancy, $L^0$ and $L^2$ functors

Salil Samant, Shiv Dutt Joshi

arxiv:1710.10227 v1 · 2017-10-27 · eess.SP · cs.IT · math.CT · 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{TQ6ENEQFOXRZOE4JRCI7ZZHEA4}

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	2026-05-18T00:31:54.506713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c3c46920575e39713898891fce4e40715d710bc2e8205ad0eaa91876fb42992

Aliases

arxiv: 1710.10227 · arxiv_version: 1710.10227v1 · doi: 10.48550/arxiv.1710.10227 · pith_short_12: TQ6ENEQFOXRZ · pith_short_16: TQ6ENEQFOXRZOE4J · pith_short_8: TQ6ENEQF

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/TQ6ENEQFOXRZOE4JRCI7ZZHEA4 \
  | 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: 9c3c46920575e39713898891fce4e40715d710bc2e8205ad0eaa91876fb42992

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9b11d89cb7f8d6e7de2b4922c9e90ed9c2fa9e8fb6261bbb0db9e9a67157e2b",
    "cross_cats_sorted": [
      "cs.IT",
      "math.CT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2017-10-27T16:23:11Z",
    "title_canon_sha256": "1116b67823f0bb155d2dfb2f2baa038a461c32975ecc0c56be942b13bbe5d96a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.10227",
    "kind": "arxiv",
    "version": 1
  }
}