OpenTechnical

OT-2026-000086062

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000086062) never changes.

Identity and time

Publication numberOT-2026-000086062 · never reused
Internal UUID01a0ae99-e82b-7d54-bd95-6ad03255be00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086062
StatusPUBLIC

Content hashes

Canonical textbfa7e7e99fb0f343011e64e7a5b1acde59922bfb4a131bcda40d293da9c19a80
Markdown81a14fae0d46ac8ee50741c4f197dc712c8089143de22d758125cc9624b106f3
PDF
Publication page5e15f249023c7ae9661e550dc42d1ee757b481e089beb516add9faedd729d229
Manifestfe6433b97608809075925f3be6a37b6f5902f47e5bceca0b73f302173ff3be50

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
SignatureG8AYRNsE+d0aRLYO0Lvlfzlvq50+w0YiXqleNZNAJrB5xbbSxa9YHOLpfQ4AHpc0/wKRHbqJFSCvrsx6cnMVAQ==
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

2026-09-17T09:53:03.585721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086062
observed 5e15f249023c7ae9661e550dc42d1ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.568744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086062/manifest.json
observed fe6433b97608809075925f3be6a37b6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.551236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086062/publication.md
observed 81a14fae0d46ac8ee50741c4f197dc71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.532489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086062/publication.txt
observed bfa7e7e99fb0f343011e64e7a5b1acde...
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.