Pith Number

pith:AU7Z7SJB

pith:2014:AU7Z7SJBJXUASYB4P5XRO47CEC

not attested not anchored not stored refs pending

Variable Bandwidth Diffusion Kernels

John Harlim, Tyrus Berry

arxiv:1406.5064 v3 · 2014-06-17 · math.SP · math.NA

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

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	2026-05-18T02:29:24.891143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

053f9fc9214de809603c7f6f1773e220a1e2fb513726fe36f1de178a530c33d3

Aliases

arxiv: 1406.5064 · arxiv_version: 1406.5064v3 · doi: 10.48550/arxiv.1406.5064 · pith_short_12: AU7Z7SJBJXUA · pith_short_16: AU7Z7SJBJXUASYB4 · pith_short_8: AU7Z7SJB

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/AU7Z7SJBJXUASYB4P5XRO47CEC \
  | 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: 053f9fc9214de809603c7f6f1773e220a1e2fb513726fe36f1de178a530c33d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6d02c922a2beb0d8f56c23f5ffac7630134612d88a48a00c26cb6a699f7f671",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2014-06-17T01:04:22Z",
    "title_canon_sha256": "0b754f53663af6ea239cfb8ec6e85296cbbff07cf8a5a10dd4a22bf05b37112c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5064",
    "kind": "arxiv",
    "version": 3
  }
}