OpenTechnical

OT-2026-000094556

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000094556) never changes.

Identity and time

Publication numberOT-2026-000094556 · never reused
Internal UUID01a0ae9e-f4e9-7f4f-839d-0fc2b1d8d4a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094556
StatusPUBLIC

Content hashes

Canonical textd71486b3fb50029c829bf3b12651a9c1cd4fa6b087d71acfd9a7cc58167e3cf1
Markdown8de74e670f9e40e42709685f7bb469769540f43170e48194967a637d60ade81b
PDF
Publication pagea2f95aa3de01628ebeaeba6b52cb54b2877efea4c93e1ca644dc9bf3c56f2b9b
Manifest92cb3ce8869933a692588cfd2282112c4f1443995449db963b931c247a37727b

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureZt8EdIMy7jYijb3j/mlaTVqKFjt6BwjlKnRvS/xR/CRQcCkhZRFAi/boIyXuRUcRH775K7btKiFustUTb2PtCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:00.353790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094556
observed a2f95aa3de01628ebeaeba6b52cb54b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.336139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094556/manifest.json
observed 92cb3ce8869933a692588cfd2282112c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.316607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094556/publication.md
observed 8de74e670f9e40e42709685f7bb46976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.297918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094556/publication.txt
observed d71486b3fb50029c829bf3b12651a9c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.