OpenTechnical

OT-2026-000095970

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000095970) never changes.

Identity and time

Publication numberOT-2026-000095970 · never reused
Internal UUID01a0ae9f-fac8-7652-9531-5dcdef70659f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095970
StatusPUBLIC

Content hashes

Canonical text6149e053fd041a7fff49f8d84d2a86557dc9088cf8fdb1266a4e73f9dbd2ec4f
Markdown22a1d0911bddc7794ecbd89c420f4ba01cfbd052915f3b42fe5b8bcea50c6cef
PDF
Publication pagecaacab0db664207597292f15b0d471f864199d43711628e8113566cdf326c50a
Manifest2c7d3d085c837599bf27638e8c8857f7c4b638ac44d4c31c7384d4cc6c56f38d

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
SignatureXXrrvKFAhUFsDFFMHAU2brPHIhRyv023ybK3RGqaQJRcr48QdZ5px9zxKcJvKf+R61dcLtRRn/UpvCT3sZAjBA==
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

2026-09-17T09:36:05.391077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095970
observed caacab0db664207597292f15b0d471f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.373049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095970/manifest.json
observed 2c7d3d085c837599bf27638e8c8857f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.354719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095970/publication.md
observed 22a1d0911bddc7794ecbd89c420f4ba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.337555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095970/publication.txt
observed 6149e053fd041a7fff49f8d84d2a8655...
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.