OpenTechnical

OT-2026-000097973

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000097973) never changes.

Identity and time

Publication numberOT-2026-000097973 · never reused
Internal UUID01a0aea1-92f7-7455-946c-eeadb9f22506 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097973
StatusPUBLIC

Content hashes

Canonical text7ad22087650dc0572efb58cabd9b93863484a41a0a4081485955fabdd9ba7153
Markdown886ca0b02901a5baaa5722bbe537094aaab7f908ec75a72c1c94280c9b2cbd8b
PDF
Publication pagefd5d9ce2a4221ea06d848e8d7e5b8149aa212d1e224986b68fe6534b9087092a
Manifeste3742bf8ded9f63358f25c5ecace960ae195ce8cf5c71fdcc7ce945e138e4f93

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
SignatureANZQsnfW12hzdWI2m9RVJ/phyYe+iAx4kEXTV3Kuya5VcRTuLC3LS+KeKxr3US7f9y/zhJY5sPiYyiJvCPjECg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:07.197241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097973
observed fd5d9ce2a4221ea06d848e8d7e5b8149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.178839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097973/manifest.json
observed e3742bf8ded9f63358f25c5ecace960a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.160870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097973/publication.md
observed 886ca0b02901a5baaa5722bbe537094a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.141827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097973/publication.txt
observed 7ad22087650dc0572efb58cabd9b9386...
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.