OpenTechnical

OT-2026-000083029

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, sustained 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-2026-000083029) never changes.

Identity and time

Publication numberOT-2026-000083029 · never reused
Internal UUID01a0ae97-c961-7914-ab09-0913db4b02e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083029
StatusPUBLIC

Content hashes

Canonical text294cb37bc4fd13515afc793dad4de607bdbc1cad764089a713e551617319b017
Markdown179dadb11793dd961a00ee6a09b80cb7e1b2849ba37d3d73a8688bd85553e990
PDF
Publication page5e54d80d843811463c325374cf60d3fccbff62f33b7adece30368c75d37a0a49
Manifest857ba8c89c506f196e30604e5cfed813ea24f1781c85a0c7bf26c842f8775d37

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
Signaturejt7tdT3gZ+KZkSzjvUZzFC7j8LD0VNcVqDMuncQYqKHXu9osn6ZDoMupW3ifJf/YtX7UNAWUAhrE48vWQg14DQ==
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

2026-09-17T09:00:21.126701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083029
observed 5e54d80d843811463c325374cf60d3fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:21.107464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083029/manifest.json
observed 857ba8c89c506f196e30604e5cfed813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:21.088469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083029/publication.md
observed 179dadb11793dd961a00ee6a09b80cb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:21.069337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083029/publication.txt
observed 294cb37bc4fd13515afc793dad4de607...
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.