Pith Number

pith:K2X3KFW3

pith:2017:K2X3KFW3REGGG4DHCBGGZHCLK2

not attested not anchored not stored refs pending

Improved Speech Reconstruction from Silent Video

Ariel Ephrat, Shmuel Peleg, Tavi Halperin

arxiv:1708.01204 v3 · 2017-08-01 · cs.CV · cs.SD

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	2026-05-18T00:36:21.827523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56afb516db890c637067104c6c9c4b5697cd3bcfe56455ef85fadd8afa3849c6

Aliases

arxiv: 1708.01204 · arxiv_version: 1708.01204v3 · doi: 10.48550/arxiv.1708.01204 · pith_short_12: K2X3KFW3REGG · pith_short_16: K2X3KFW3REGGG4DH · pith_short_8: K2X3KFW3

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/K2X3KFW3REGGG4DHCBGGZHCLK2 \
  | 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: 56afb516db890c637067104c6c9c4b5697cd3bcfe56455ef85fadd8afa3849c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8bce505a2ed17165c3a53f3b22295fe142e818666d28a07eef683bb508407d1",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-08-01T18:01:08Z",
    "title_canon_sha256": "90b59682ee570e0ac5bcb38a41b1e5a30169cf2cef37c603b5f3cd768828bddd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01204",
    "kind": "arxiv",
    "version": 3
  }
}