Pith Number

pith:TDY5GASQ

pith:2017:TDY5GASQG6RCPXHJLJHAVTTUHH

not attested not anchored not stored refs pending

FilteredWeb: A Framework for the Automated Search-Based Discovery of Blocked URLs

Alexander Darer, Joss Wright, Oliver Farnan

arxiv:1704.07185 v1 · 2017-04-24 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TDY5GASQG6RCPXHJLJHAVTTUHH}

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	2026-05-18T00:45:53.276481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98f1d3025037a227dce95a4e0ace7439ce7de162780b3728a465ef45321924a1

Aliases

arxiv: 1704.07185 · arxiv_version: 1704.07185v1 · doi: 10.48550/arxiv.1704.07185 · pith_short_12: TDY5GASQG6RC · pith_short_16: TDY5GASQG6RCPXHJ · pith_short_8: TDY5GASQ

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/TDY5GASQG6RCPXHJLJHAVTTUHH \
  | 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: 98f1d3025037a227dce95a4e0ace7439ce7de162780b3728a465ef45321924a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3714c9b497fb22c292c20df64713e6468fafff126e6117d4d1241a37480a147d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2017-04-24T12:47:35Z",
    "title_canon_sha256": "f19ed46c8d2aa0cc1d97d80929cf00c6ece1c4e8e122f47516062a0fe25931b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07185",
    "kind": "arxiv",
    "version": 1
  }
}