OpenTechnical

OT-2026-000088024

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000088024) never changes.

Identity and time

Publication numberOT-2026-000088024 · never reused
Internal UUID01a0ae9b-1aa6-779b-95d3-816f1f318219 · 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-2026-000088024
StatusPUBLIC

Content hashes

Canonical text965075e62f50ab23c115fe63a512b0ca9ad4bdeede1f776132d78abfa01619fa
Markdown70376b813d5dd761e3cb33da879ba2936381c757826c023ce135e470cec97974
PDF
Publication pagea8ac63ce1aa1694383a417dc187e0197f4edf0da490b2f72449529d19e30d00c
Manifestb9eb341c539b2c84f5c05ad7cb54858e64bd6760f0e2a4ce250cee297c528e0a

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
Signaturexo7WNGTargsZnlFRxQXzy5qvk0jbTDKtGFbdm0Rr/B8p4wGj8aXn03zpLc6w/ppk1O3lHox37r1D9Ij6HcbVDQ==
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

2026-09-17T09:49:24.580503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088024
observed a8ac63ce1aa1694383a417dc187e0197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:24.563972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088024/manifest.json
observed b9eb341c539b2c84f5c05ad7cb54858e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:24.547036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088024/publication.md
observed 70376b813d5dd761e3cb33da879ba293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:24.529794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088024/publication.txt
observed 965075e62f50ab23c115fe63a512b0ca...
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.