OpenTechnical

OT-2026-000088827

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three 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-2026-000088827) never changes.

Identity and time

Publication numberOT-2026-000088827 · never reused
Internal UUID01a0ae9b-8f10-7667-9995-654e1fc3ddd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088827
StatusPUBLIC

Content hashes

Canonical textdb269f7e4a1a8dd5f18cc3f6ae50abfb3c3956812baa7b9c26b4709b95ba4ee6
Markdownf34a963134de5d4d1e6ae04632ff231dac7776761a6f47ee3076598c052d2eb9
PDF
Publication page3d0a685eeb1ae141f2623ee871ad9cb0258b0c38977723b4e94c07fb15bca6f3
Manifest4482e61d74fc142c87facc56b8db607446edebc7532a2b3a93b427ac9ede8caf

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
SignatureUl/geQgwm0uFabZ0UOl8DJT9GBpnSLQeGBB94ycl/9bPavuzUKK1kCbaeEFFdK8L+q1sjoPHMKaRN1RE94WnBw==
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

2026-09-17T09:48:12.881801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088827
observed 3d0a685eeb1ae141f2623ee871ad9cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.862965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088827/manifest.json
observed 4482e61d74fc142c87facc56b8db6074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.844597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088827/publication.md
observed f34a963134de5d4d1e6ae04632ff231d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.824647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088827/publication.txt
observed db269f7e4a1a8dd5f18cc3f6ae50abfb...
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.