OpenTechnical

OT-2026-000085278

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, sustained blow-off before 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-2026-000085278) never changes.

Identity and time

Publication numberOT-2026-000085278 · never reused
Internal UUID01a0ae99-aaa9-783f-a579-e57288373234 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085278
StatusPUBLIC

Content hashes

Canonical text7f6f08f41dc16c53a0f46aa522df9936fab440e5993b653fa898157e20f6354a
Markdownf1e2d8a67e0934c71924039716140765d507e9790104c1ef6dd270c12fd4c4d1
PDF
Publication page6303e9c5ab28c98fab8a46c8d8113e1cc2c16d525bf4d4d95137ff2c0b53dabd
Manifest603f15e3d4f10439fc63c0f5dbb10faf0dc04303f93d3166f89c9eed97e41088

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
SignatureIfuFIOTXKYkweIKRiDyQ+L7x1mI2odOza5t8IfLOAm8vZ4n2Z4QXOhVaHt7lSUIzumdaG8M9hIrVmClQ1hGRBQ==
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

2026-09-17T09:53:59.266637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085278
observed 6303e9c5ab28c98fab8a46c8d8113e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:59.247366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085278/manifest.json
observed 603f15e3d4f10439fc63c0f5dbb10faf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:59.229634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085278/publication.md
observed f1e2d8a67e0934c71924039716140765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:59.211058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085278/publication.txt
observed 7f6f08f41dc16c53a0f46aa522df9936...
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.