OpenTechnical

OT-2026-000065623

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000065623) never changes.

Identity and time

Publication numberOT-2026-000065623 · never reused
Internal UUID01a0ae8e-46fa-7764-85e8-738a413fc360 · 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-2026-000065623
StatusPUBLIC

Content hashes

Canonical texta46b34d9d70bd2d55385a0926563373a8c476399124816b0896df317be5af59d
Markdown0043e1f52b135fd6be4d7fd34b3c976114e94aa2ce23f7c3ec44fabada91a817
PDF
Publication paged5ff835240cffa84d93313a0e4d5c9b3058c09835e09ab584aea2f38f07d9f76
Manifesta60b9f850cb309384aa34f9e5685109016b163d51778e5ab5765a1d39da265b1

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
SignatureCzjfABRUeIQrrj3EAgAzzhw3XWgl+5YE4AJq0W6XWUSikLpFuO2hSQtxGZIpJGCfMd8qD63TBnSEEwiqAr8iCg==
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

2026-09-17T10:34:00.978037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065623
observed d5ff835240cffa84d93313a0e4d5c9b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.960794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065623/manifest.json
observed a60b9f850cb309384aa34f9e56851090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.942365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065623/publication.md
observed 0043e1f52b135fd6be4d7fd34b3c9761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.925097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065623/publication.txt
observed a46b34d9d70bd2d55385a0926563373a...
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.