OpenTechnical

OT-2026-000096388

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096388) never changes.

Identity and time

Publication numberOT-2026-000096388 · never reused
Internal UUID01a0aea0-5860-76d3-8090-e97e95985b58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096388
StatusPUBLIC

Content hashes

Canonical textbab341867731f29e01d44d574bccdd706f472f7ea48ae9db6a7f653350661a99
Markdown2ad605972cc0d528664c5cb4fecc689d7783a67ed9594c5b633d738a1950fc87
PDF
Publication page04069b37ae5af557a19c5f4fe970c8bbcacbf80aed43bbc9fa65d8adc8a44d77
Manifest6c6c1c2d44c921b49c30b1c17a8874b0794eec14c35e16e20afe849efc19de88

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
SignatureYsNE1z7X9468N7RhwNK7T4xzAs/qhNh0bW0BOTc9c8o9VIP1RxdY+C8CEkF/RjrZ66nLRO0FY1f4eBdtyw95Bw==
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

2026-09-17T09:35:01.308966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096388
observed 04069b37ae5af557a19c5f4fe970c8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:01.290219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096388/manifest.json
observed 6c6c1c2d44c921b49c30b1c17a8874b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:01.271494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096388/publication.md
observed 2ad605972cc0d528664c5cb4fecc689d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:01.252918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096388/publication.txt
observed bab341867731f29e01d44d574bccdd70...
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.