OpenTechnical

OT-2026-000009448

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off after 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-2026-000009448) never changes.

Identity and time

Publication numberOT-2026-000009448 · never reused
Internal UUID01a0ae6b-7562-7d0c-898e-7c7349ac7fea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009448
StatusPUBLIC

Content hashes

Canonical text5e16082ba70a3ed027feb9d5f320b9cbfa9260ef16905fd3e473a9be0d771f25
Markdowndf17935ca3703e4a254000b189fec0e43dd1e8b1db20cb1d1968f560c49d91f1
PDF
Publication paged2081b8bd76e90386660117e83703326e9ebf308fa950cd60566c9b34158cb77
Manifesta34a939c0c08d4a1ef6ff50bee95c68b9a59e22e72a5476ea71cd7836f08ea96

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
SignaturexqRh52t/TIMjEhWiPPPHN5iVpc0is+MY+sG2zHgBQosZ2MDDL9Onvt/FkrK6UMxEQeU2F2zoU5POyTCl25VIBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:49.785616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009448
observed d2081b8bd76e90386660117e83703326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:49.758885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009448/manifest.json
observed a34a939c0c08d4a1ef6ff50bee95c68b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:49.738133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009448/publication.md
observed df17935ca3703e4a254000b189fec0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:49.717684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009448/publication.txt
observed 5e16082ba70a3ed027feb9d5f320b9cb...
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.