OpenTechnical

OT-2026-000033818

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000033818) never changes.

Identity and time

Publication numberOT-2026-000033818 · never reused
Internal UUID01a0ae75-a391-765c-b147-69acda826886 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033818
StatusPUBLIC

Content hashes

Canonical text168b81f95b0ce088d30faea3fa0b2759307cc3914021cac42fb53276cc770f22
Markdown3689134f7914c018ad66b1c0dd9132f875c2255141cf8df9a1346d98fa8f56e6
PDF
Publication page438e6e3c125656193f9ac356a313ace8c19bdba3bf08b062c72173d06636deb2
Manifestbffdaacf99a0abfab81be840b1e28a8bb4074e7f9a9347c9fb33f042098ec393

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
Signature6C54jZdRVgQo3ZaEAF4nUgMhV9uQube62UgiuyFllZzkmIAqoYHh+X79hkzyO73s3AHkWcCZwkspJUYo5miSCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:51.971177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033818
observed 438e6e3c125656193f9ac356a313ace8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:51.951487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033818/manifest.json
observed bffdaacf99a0abfab81be840b1e28a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:51.932622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033818/publication.md
observed 3689134f7914c018ad66b1c0dd9132f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:51.915428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033818/publication.txt
observed 168b81f95b0ce088d30faea3fa0b2759...
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.