OpenTechnical

OT-2026-000080227

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000080227) never changes.

Identity and time

Publication numberOT-2026-000080227 · never reused
Internal UUID01a0ae96-7e76-70a4-af7a-b9a7ab4c3865 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080227
StatusPUBLIC

Content hashes

Canonical text025aa6ccbd602203cd21a22d7cc38cf5fb0502ce87a7fb77db098b84d66321ea
Markdownfde46cda8cff72b9999e57ac63b708600b5c3b8c53030b0f770a90ca2f64d8dd
PDF
Publication pageddd69a731785761eb3a9681ff16eb1aacb68c4ea7e60bf43fe761b86d0c1dc01
Manifest8c92cdb3bd0acb9ebf7bba6ffe509186d15d7c4f7b2f638a7318b897493e4d79

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
SignatureKU1tFe5L2aT8tKdBtWz/+Wp0QELvE/+dzOnYLswiVn7y8H+UzBfocLdVxfNksPjQZab+qKqJOXvH1T5cSw3xBA==
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

2026-09-17T10:02:40.963438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080227
observed ddd69a731785761eb3a9681ff16eb1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.946688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080227/manifest.json
observed 8c92cdb3bd0acb9ebf7bba6ffe509186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.929951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080227/publication.md
observed fde46cda8cff72b9999e57ac63b70860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.912475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080227/publication.txt
observed 025aa6ccbd602203cd21a22d7cc38cf5...
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.