Pith Number

pith:NAJKQI7K

pith:2016:NAJKQI7KJHCVY64TGT67LK5RHG

not attested not anchored not stored refs pending

Unified Functorial Signal Representation II: Category action, Base Hierarchy, Geometries as Base structured categories

Salil Samant, Shiv Dutt Joshi

arxiv:1611.02437 v2 · 2016-11-08 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NAJKQI7KJHCVY64TGT67LK5RHG}

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	2026-05-18T00:53:39.839812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6812a823ea49c55c7b9334fdf5abb13988a238ba90c4f33f4d156aa6d37370aa

Aliases

arxiv: 1611.02437 · arxiv_version: 1611.02437v2 · doi: 10.48550/arxiv.1611.02437 · pith_short_12: NAJKQI7KJHCV · pith_short_16: NAJKQI7KJHCVY64T · pith_short_8: NAJKQI7K

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/NAJKQI7KJHCVY64TGT67LK5RHG \
  | 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: 6812a823ea49c55c7b9334fdf5abb13988a238ba90c4f33f4d156aa6d37370aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ea53466008eef434222736ab774e04a9dc5a456f53411bca038a98aa6c65be3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2016-11-08T09:13:46Z",
    "title_canon_sha256": "a7f6e1c38bf93ce2fbfc70812d9649d65ffcd64e5e4b4a301126d1da97412e82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02437",
    "kind": "arxiv",
    "version": 2
  }
}