Pith Number

pith:4PMSNZHX

pith:2011:4PMSNZHXJYNXXPB3OK4NBFMOXY

not attested not anchored not stored refs pending

Sampling based on timing: Time encoding machines on shift-invariant subspaces

David Gontier, Martin Vetterli

arxiv:1108.3149 v2 · 2011-08-16 · cs.IT · 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{4PMSNZHXJYNXXPB3OK4NBFMOXY}

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	2026-05-18T03:19:35.538328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3d926e4f74e1b7bbc3b72b8d0958ebe0da755f77ac2f3b53aa0bc73deb51b33

Aliases

arxiv: 1108.3149 · arxiv_version: 1108.3149v2 · doi: 10.48550/arxiv.1108.3149 · pith_short_12: 4PMSNZHXJYNX · pith_short_16: 4PMSNZHXJYNXXPB3 · pith_short_8: 4PMSNZHX

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/4PMSNZHXJYNXXPB3OK4NBFMOXY \
  | 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: e3d926e4f74e1b7bbc3b72b8d0958ebe0da755f77ac2f3b53aa0bc73deb51b33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e289bcf9bbc6304bfd9f2ca0fd6c71377ff1283f7ebfda83d961f9c440fe381",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-08-16T03:51:10Z",
    "title_canon_sha256": "58b4618d8a2149861162f1b89b0f9a3cb57ea08c03c1e672b07ac3f6bd9f13aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3149",
    "kind": "arxiv",
    "version": 2
  }
}