OpenTechnical

OT-2026-000007155

Publication integrity record

Vacuum cup gripper, per zone isolation, six outlet manifold, ejector fed, silicone cups, flat form

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-2026-000007155) never changes.

Identity and time

Publication numberOT-2026-000007155 · never reused
Internal UUID01a0a974-b339-774a-9d53-9e1f5133ede2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:03:12.700484Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007155
StatusPUBLIC

Content hashes

Canonical text86f1e3237e50d64e12f51b2d3fe6461d96bf07710092528620e8afa68c9f03fd
Markdownb9a74f5b320fc8ed04ac6c9f7bc07549c7ed2dfd58e6454f4e16da4cde0748ef
PDF
Publication pagef9d0ca993e260b8e39e20701ca17ea7dc6ab92841002cec16ad5c12aacdce852
Manifestcc474f09fd9de2355893ea522bc46077e80c5c5e1cc68b546449dcec3e430a34

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
SignatureaBkV+eFafqfUmkV8qMlT6BaVOLyVWTiXdnjCoC6xhsfDGNpTmb3LX+z358TdqEJeKdMdq+hFY0aQIc/S4w3uDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:21.191785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007155
observed f9d0ca993e260b8e39e20701ca17ea7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:21.178940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007155/manifest.json
observed cc474f09fd9de2355893ea522bc46077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:21.165300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007155/publication.md
observed b9a74f5b320fc8ed04ac6c9f7bc07549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:21.151663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007155/publication.txt
observed 86f1e3237e50d64e12f51b2d3fe6461d...
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.