OpenTechnical

OT-2026-000088810

Publication integrity record

Three bellows 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-2026-000088810) never changes.

Identity and time

Publication numberOT-2026-000088810 · never reused
Internal UUID01a0ae9b-8f10-7a97-a214-b0750ac6f6c2 · 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-2026-000088810
StatusPUBLIC

Content hashes

Canonical text42a6b3386985f64ee17f89fa29a5153e5202de653e3be9d7968402e281565fc8
Markdown95ef4e0f27a8291df6f66a44ee45e75596b6cb733d9e53861bb3a46f18406888
PDF
Publication pagee119db38d7ce3d51023ad25425d7e9d80a242a84619104162b86e06fa33fe48d
Manifest698dd04f4546bd3f94f59a626c7896073db5c2dadbdf82e0777117344b91a3eb

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
Signature3g245b06cSsMK+535qd+1FL/XPkTb+UA3qTmxRHgUrYUnBcSWQJei5vbxkGVEkMPx42PFvCT53WIPzFmOKcTAg==
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

2026-09-17T09:48:11.629994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088810
observed e119db38d7ce3d51023ad25425d7e9d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.611726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088810/manifest.json
observed 698dd04f4546bd3f94f59a626c789607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.593706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088810/publication.md
observed 95ef4e0f27a8291df6f66a44ee45e755...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.575490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088810/publication.txt
observed 42a6b3386985f64ee17f89fa29a5153e...
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.