OpenTechnical

OT-2026-000044686

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000044686) never changes.

Identity and time

Publication numberOT-2026-000044686 · never reused
Internal UUID01a0ae7c-39da-7b73-890d-71b3a66a026e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044686
StatusPUBLIC

Content hashes

Canonical text2be6636d2b158f95efa3abd31e3899e6c8773284d4f200e73370b725578c2273
Markdown5de9e1a6c845f047ff918259b3b6075d93c3723eb3ee871382dbd195cc092b48
PDF
Publication page1211902289b050ccbb0ad3fe9e02256818658f8c953a957e34ec51bab652f4e4
Manifest58e8eb0b6854622de191acda78db372908086d27d96933b4a206d8a5fb7199a1

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
SignatureobNtQQYIIBLX+gcIkyUW/Fs537Urn8ygy+/WnmYb5K9EB56GBI1i7zr1S9vOLTKHG99p8kNzr3n5yrKCN7yWCw==
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

2026-09-17T11:11:56.490868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044686
observed 1211902289b050ccbb0ad3fe9e022568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.472566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044686/manifest.json
observed 58e8eb0b6854622de191acda78db3729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.453448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044686/publication.md
observed 5de9e1a6c845f047ff918259b3b6075d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.435475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044686/publication.txt
observed 2be6636d2b158f95efa3abd31e3899e6...
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.