OpenTechnical

OT-2026-000075122

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000075122) never changes.

Identity and time

Publication numberOT-2026-000075122 · never reused
Internal UUID01a0ae93-f1ff-71ef-b8fe-d8f0cd8110a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075122
StatusPUBLIC

Content hashes

Canonical text2904fb5c01621d79b6d5f01e697f94bc9f02fe96289bc17a4c43d27ef13c4aab
Markdown0d7f3b9e894e7868de6b483d49caccc9b63e4b6a116a82bdec12454f76d23086
PDF
Publication page108a93947b386f488795a701a3b91d91963d8400ea1cb9db006c4f9af3b0ea42
Manifest7d309a230a8ac661e7ead90c7f59387f058cd866cb4995143495bea5fb37711c

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
SignaturemlY15D7wAv5xQr+pDWiPnUZWHVYPUlUdhDZDbVursouV2JOTgiQi/Xvb+gVIGCn6nhDfnM3LggBUsZ7l15nWAw==
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

2026-09-17T10:20:19.356382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075122
observed 108a93947b386f488795a701a3b91d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.337031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075122/manifest.json
observed 7d309a230a8ac661e7ead90c7f59387f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.317527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075122/publication.md
observed 0d7f3b9e894e7868de6b483d49caccc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.300046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075122/publication.txt
observed 2904fb5c01621d79b6d5f01e697f94bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:20.258359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075122
observed 108a93947b386f488795a701a3b91d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:20.236989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075122/manifest.json
observed 7d309a230a8ac661e7ead90c7f59387f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:20.217862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075122/publication.md
observed 0d7f3b9e894e7868de6b483d49caccc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:20.198133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075122/publication.txt
observed 2904fb5c01621d79b6d5f01e697f94bc...
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.