OpenTechnical

OT-2026-000065039

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000065039) never changes.

Identity and time

Publication numberOT-2026-000065039 · never reused
Internal UUID01a0ae8d-dec5-7be6-a9b4-15955792a7b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065039
StatusPUBLIC

Content hashes

Canonical text244775a9d38f07f47530fbf5aae6ad862afe6ad3b831fb5f85bd4f1f5daac96f
Markdown2993997c988e67b03a6e31e27f636abd75eee60a30842aa3d1bc4eaffcd90b69
PDF
Publication pageb39b1b980922bdb0c44c00ebe7a011130c1f7145f86e679a3b1112a8bf1c0e95
Manifest90ddb348edaaa2fe5bfd045c868bac8ede8b574b5b31e92626a2df1bc3d9e53a

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
SignatureohzoWWnGMf/h2MGGbN3fNcdYOieRErzO3gxAfn/5c33EA7/SfSX9+lQTWF95Qh8AJUcvBiwEz4aYLN4nF1RXDA==
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

2026-09-17T10:36:00.670782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065039
observed b39b1b980922bdb0c44c00ebe7a01113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.651570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065039/manifest.json
observed 90ddb348edaaa2fe5bfd045c868bac8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.633784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065039/publication.md
observed 2993997c988e67b03a6e31e27f636abd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.614546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065039/publication.txt
observed 244775a9d38f07f47530fbf5aae6ad86...
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.