OpenTechnical

OT-2026-000070269

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070269) never changes.

Identity and time

Publication numberOT-2026-000070269 · never reused
Internal UUID01a0ae91-545e-7f25-a653-5d937644b7ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070269
StatusPUBLIC

Content hashes

Canonical text9d62d023f5f4ffb626fa641578e541727b6efb43829057cbb7b79d4126013a15
Markdownd41d87baddea5cd972f8a9623a8a9b0319239bfb529b550e8bdef8813cbcf1ba
PDF
Publication page8c4928a0cd5e55f2c5b164922f4a2382b3f43df9fb247a5ecdcacce52741e017
Manifest823ed8af700818480b73d250852f5559c2476d48a422c8a89a3dedb13fc2614a

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
SignatureO22IYMh53R0Xs0tYaT9eKYCdeVCdhZ7OIiNPNYNKvBu+4OxUnz5LMW4hyNZjMUyggt6GHAiYEv1Ipc2i7A+qAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:03.034662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070269
observed 8c4928a0cd5e55f2c5b164922f4a2382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.017730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070269/manifest.json
observed 823ed8af700818480b73d250852f5559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.001617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070269/publication.md
observed d41d87baddea5cd972f8a9623a8a9b03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.985730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070269/publication.txt
observed 9d62d023f5f4ffb626fa641578e54172...
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.