OpenTechnical

OT-2026-000092559

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, 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-2026-000092559) never changes.

Identity and time

Publication numberOT-2026-000092559 · never reused
Internal UUID01a0ae9d-b5fe-78be-9bc3-9c380761ae98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092559
StatusPUBLIC

Content hashes

Canonical textbdfb0f88efc6081d320d5790f32ff6aa7e2b2921c99180c8addf1a1d8a9c2417
Markdown223348c0657521f1a1557306e9004bf06c3866801c6fc3e7fd260497f756a453
PDF
Publication pageeec9ba2b56f8622ac64d28901138fa062f37d551557d5760e39d2a2d621dfdf2
Manifestf86f7832cc5d7d33e4666d40da9690ded441077ac2702fefe3f750face69ecfb

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
Signature9Xos1+q8E0WXo8EmWU7wxM3asid13m2mFAqQoFK3iPcBjGpDwNDo2Mq9WwWkfVX2WNhkgjdSlAPIljRLrWjBAA==
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

2026-09-17T09:41:08.846029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092559
observed eec9ba2b56f8622ac64d28901138fa06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:08.829261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092559/manifest.json
observed f86f7832cc5d7d33e4666d40da9690de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:08.811382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092559/publication.md
observed 223348c0657521f1a1557306e9004bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:08.793003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092559/publication.txt
observed bdfb0f88efc6081d320d5790f32ff6aa...
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.