OpenTechnical

OT-2026-000091179

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000091179) never changes.

Identity and time

Publication numberOT-2026-000091179 · never reused
Internal UUID01a0ae9c-f16b-70f8-a649-e8af61a7a85c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091179
StatusPUBLIC

Content hashes

Canonical text79b7ccbd8bd58a77352e4271e0adfafb56e27a083718fb7a0098136c88c78420
Markdown4c9649488086f948ef13aa8a99fe056095e5fc55c9ed00b25b95567fb594c527
PDF
Publication pagee5d9585a16f76a82e7d8f337652ccd001dd81fa82b972cc17b13542fc6b7a292
Manifest9450d89143fa229ec09e35ec70bad438ef6fe3e09f626a4714857445a364337c

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
SignaturebFtiHTRykT2zSRcSc+UNgJ8Ozw8EO+YIsg4gdqJL9k+igHEUWyKYD7MAFEka49+k2JRGYK8FHAq+kISuAs8RBw==
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

2026-09-17T09:43:20.315684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091179
observed e5d9585a16f76a82e7d8f337652ccd00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:20.298953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091179/manifest.json
observed 9450d89143fa229ec09e35ec70bad438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:20.282532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091179/publication.md
observed 4c9649488086f948ef13aa8a99fe0560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:20.264276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091179/publication.txt
observed 79b7ccbd8bd58a77352e4271e0adfafb...
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.