OpenTechnical

OT-2026-000015834

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000015834) never changes.

Identity and time

Publication numberOT-2026-000015834 · never reused
Internal UUID01a0ae6e-0c4c-7a1b-9b19-1b20d8b914db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015834
StatusPUBLIC

Content hashes

Canonical text4a73fde31af6c2603dab1089ce939dd32124151740ee18992658d0973b3f8231
Markdown258e4003af6eff62b7da2d216fe262e21c2ac45c37e95f82f5a008712868ce66
PDF
Publication page01d676151cafc4962384055c6f1f35a3be73550d27f527c092071b0307b5a64d
Manifest841567be49bfc6010c451d8e876808217919ba17d5ba5adb78fc43459f36edd4

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
Signature7g3krFXwrL80icxRWhZHfqae3+HUovpwelg9eeb99yGr+YryJg89rKdt74HXLI7+pK3amuF0BXuLrcV5JsZmDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:05:09.276759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015834
observed 01d676151cafc4962384055c6f1f35a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.258944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015834/manifest.json
observed 841567be49bfc6010c451d8e87680821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.242090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015834/publication.md
observed 258e4003af6eff62b7da2d216fe262e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.223792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015834/publication.txt
observed 4a73fde31af6c2603dab1089ce939dd3...
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.