OpenTechnical

OT-2026-000065859

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000065859) never changes.

Identity and time

Publication numberOT-2026-000065859 · never reused
Internal UUID01a0ae8e-46fc-7dab-84d2-d275f1f8eba3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065859
StatusPUBLIC

Content hashes

Canonical text72f14dfb2eeb41210fb20b2bc625f6cfc4c78c99b2e66ba6a4fc1a2d5f1e3dbe
Markdownd0d2eb4124bcc0ee399215e24f99cab88a057971af2409fca395202cf9d46865
PDF
Publication page430888e8fef03f9d807981497155263d3ebcfefe362ebab83b7e80b2aa8b276b
Manifestf444fa071eeb1c53141001ac06dfe7ccb326962c0195d7d9574f54b32924ba26

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
SignatureB3ODgrvtRUpBkYaGTkILEVyQFhjW8xVqJ7Y+ZyV0L5GSC+zm6ulFgYGgQO4npI4FXJgm8P/tVH0uC01Pdu2ADg==
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

2026-09-17T10:34:18.987000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065859
observed 430888e8fef03f9d807981497155263d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.968866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065859/manifest.json
observed f444fa071eeb1c53141001ac06dfe7cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.951766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065859/publication.md
observed d0d2eb4124bcc0ee399215e24f99cab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.933557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065859/publication.txt
observed 72f14dfb2eeb41210fb20b2bc625f6cf...
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.