OpenTechnical

OT-2026-000095912

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000095912) never changes.

Identity and time

Publication numberOT-2026-000095912 · never reused
Internal UUID01a0ae9f-fac8-70e7-ae61-30c0c89e08e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095912
StatusPUBLIC

Content hashes

Canonical text6b1195ac10ba1a8d8f53bd9f1a7415acd0d02b40aa4daf22727d38c169f89ea7
Markdowncff548cfbba644e72c2208d6aeabd516cb3f43934175262e9969c6245d70222c
PDF
Publication pagee2c9b6416e98d7778c58c3114ad1a86e0441bc04933bf59eef5337ed7d175351
Manifest547d383986d0d3bdaf582365b92caca166ef7ffad3f3e1377582068d2f5dc616

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
SignaturepPf4C5Q2hXCRmQ0jDMbh0ki5puyj3NZXzX0K/0OFoCROl/KrmJFr/foBTTtJ4CeIH7hZCfUQraFhhxvFVEjcDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:00.640001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095912
observed e2c9b6416e98d7778c58c3114ad1a86e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.622872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095912/manifest.json
observed 547d383986d0d3bdaf582365b92caca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.606080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095912/publication.md
observed cff548cfbba644e72c2208d6aeabd516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.584502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095912/publication.txt
observed 6b1195ac10ba1a8d8f53bd9f1a7415ac...
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.