OpenTechnical

OT-2026-000086080

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single 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-2026-000086080) never changes.

Identity and time

Publication numberOT-2026-000086080 · never reused
Internal UUID01a0ae99-e82b-71f2-8d9c-a3b5a531f8ea · 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-2026-000086080
StatusPUBLIC

Content hashes

Canonical texta344a4a56fff2c314a992a27646a285757c7809a290b53cc9291e15cc20bf122
Markdowncfe1721f2d30db3663b6d6490b91db1809be4d77f28153432fcc62a6c9df5b4a
PDF
Publication paged15fa80511b91f17d23d46704efedd5012670ca143b366295c39dbc6f08f1f02
Manifestabbb6fd7aab2dcea42484c7db83ba07dc56281d15c4941e7aad7f0416fe38117

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
SignatureBbg8OW4hdXC7udG3YtRLlobsDO01Mhd0mVSUexmnqinURrw/smDbt0CZ6KI6B3HXYVGLwzL9HfVNBowgE8ewDg==
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

2026-09-17T09:53:43.337377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086080
observed d15fa80511b91f17d23d46704efedd50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.320730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086080/manifest.json
observed abbb6fd7aab2dcea42484c7db83ba07d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.302906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086080/publication.md
observed cfe1721f2d30db3663b6d6490b91db18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.284703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086080/publication.txt
observed a344a4a56fff2c314a992a27646a2857...
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.