OpenTechnical

OT-2026-000094615

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, manifold 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-2026-000094615) never changes.

Identity and time

Publication numberOT-2026-000094615 · never reused
Internal UUID01a0ae9f-2deb-7dbe-adda-b83093eacf97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094615
StatusPUBLIC

Content hashes

Canonical text4807e9e4b3640ace281745882b9a2dad06d9bc7635c8bd7833d5620678446aad
Markdownc5d51188542462f379c260fe5ed592d54dab123cadf11fb1236ca68afc7e31d5
PDF
Publication page9ed90b31ef1961eca619ef94cb41e8636fd2aca86446a9b7fa87a1cb62d6f708
Manifestbfe604bce893be442869897a4aa49b5d3aecc3dd1d93412b429fa5e50daefb36

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
SignatureF9aXyZxK8+83vRLHI796ErUV7xx3ePFAfJVxudhz1sbdL+JKdrOqhXH8JatvMI1X7J/1pfGAJIJr7nUD3gJKDg==
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

2026-09-17T09:37:03.156213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094615
observed 9ed90b31ef1961eca619ef94cb41e863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.140201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094615/manifest.json
observed bfe604bce893be442869897a4aa49b5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.124020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094615/publication.md
observed c5d51188542462f379c260fe5ed592d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.106735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094615/publication.txt
observed 4807e9e4b3640ace281745882b9a2dad...
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.