OpenTechnical

OT-2026-000088005

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three 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-2026-000088005) never changes.

Identity and time

Publication numberOT-2026-000088005 · never reused
Internal UUID01a0ae9b-1aa6-7c62-af29-484988de11df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088005
StatusPUBLIC

Content hashes

Canonical textbba54818b05ec991552d892bda6d13cfad127fe603641896ee951bf7205d3255
Markdown81b03698f745c6893681dabb0f2cf6a3f1367a439ca1ba27f7fc294279c0a497
PDF
Publication page5f2e8382b9f8f9a092ef9ff29a470a6af03ce64c3b9d422d7d3b7df88cf23bb9
Manifestb3c5b61d1088b7778c83ee6dad23fad162d177a90b871f17a037481f2c86e6c4

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
Signature7+VruXmvdtIBo5ZiqnJUz9HWaAAFy574Gt1nuAVOBE6VaJIZNacewi7QixEWFY2T1WqeGAgSRliYqmNsXVv1DQ==
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

2026-09-17T09:49:18.743354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088005
observed 5f2e8382b9f8f9a092ef9ff29a470a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.724886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088005/manifest.json
observed b3c5b61d1088b7778c83ee6dad23fad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.703609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088005/publication.md
observed 81b03698f745c6893681dabb0f2cf6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.685679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088005/publication.txt
observed bba54818b05ec991552d892bda6d13cf...
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.