OpenTechnical

OT-2026-000065207

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three 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-2026-000065207) never changes.

Identity and time

Publication numberOT-2026-000065207 · never reused
Internal UUID01a0ae8e-1df9-7c5b-85b4-d8d0e4db8359 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065207
StatusPUBLIC

Content hashes

Canonical text38237547b2b93bf499e78fc4da1dba02db3b1b63ca709b24e338715d0c3eb214
Markdownad7f280556fe3aef4ff8ca0ab622ae16c5a272c5973836385f4fa17218e7ad76
PDF
Publication page930a2aac0389e41357ad7fd14ab8182ab3e327c6b85c57b44f3409f5cb9dba84
Manifest29d33e9318e0684430e69e617750fd38159ddc72df2c0f4cb069b45d7b1615cf

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
SignaturewW7yEmwsNxxsDPoTBIzAc4ecwHhBR9oYwF7/YY6KswNZVC96A5ipuO2sTRKS6V3BTYjjXa4nKiF8MQiD1s64Cg==
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

2026-09-17T10:35:03.463441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065207
observed 930a2aac0389e41357ad7fd14ab8182a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.446181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065207/manifest.json
observed 29d33e9318e0684430e69e617750fd38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.428087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065207/publication.md
observed ad7f280556fe3aef4ff8ca0ab622ae16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.409629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065207/publication.txt
observed 38237547b2b93bf499e78fc4da1dba02...
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.