OpenTechnical

OT-2026-000085892

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000085892) never changes.

Identity and time

Publication numberOT-2026-000085892 · never reused
Internal UUID01a0ae99-e82a-7f43-b9fd-f5b65a0aa121 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085892
StatusPUBLIC

Content hashes

Canonical text871e6c54b9b79e6ffa0d40650608984be1f983f87201f26525a60945b8093da8
Markdownd81a8ad338ae5409e614739c9bf84949f0f27e55a81be8bbab2bb3348e8b8e55
PDF
Publication page284f4347c1b0da49d04bb7b269026232bcae3ef4337a221a3ca7a422d7a9e481
Manifeste862da572c4f5fe0404d9b300960018f833462e68c8c7020eeb14e71cf27c1fa

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
SignatureRBWnEuNv6EaYGsHgda5JKVxVMlzxgqMFaTtovsL8f9fIYxKJX5z5Wq6LB1VBSB5/4vA91bzzumkghRhLPQyLBA==
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

2026-09-17T09:52:49.963339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085892
observed 284f4347c1b0da49d04bb7b269026232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.945655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085892/manifest.json
observed e862da572c4f5fe0404d9b300960018f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.929624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085892/publication.md
observed d81a8ad338ae5409e614739c9bf84949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.911727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085892/publication.txt
observed 871e6c54b9b79e6ffa0d40650608984b...
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.