OpenTechnical

OT-2026-000086079

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000086079) never changes.

Identity and time

Publication numberOT-2026-000086079 · never reused
Internal UUID01a0ae99-e82b-7714-80a5-a2b02b8373fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086079
StatusPUBLIC

Content hashes

Canonical textbc974ffb926f2ff25362699e732fc0a042f6174d810ac1d80e6b1e70d13ca529
Markdownbce3b824bbab5be501b0bdd00c0b41947058ca8baf71367e053610ccc29617ff
PDF
Publication pagebcc954799ebebde4a6ab516f4a14a8a12627b3e6e9bf54a4a790e75e57ec4ad3
Manifest8199b9d9dfec29722ee8ee7c3cfbce2151bf347b53f0d0cb74e8c559d5210091

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
SignatureBiOno7TWHTceumNu92/U5jEMYX4lh9XBnoFIkmbqW+RLoGcUHNCaTYwjFyGvbqhMlVFvhDrq1DRHwmX8ixa8DA==
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

2026-09-17T09:53:43.265145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086079
observed bcc954799ebebde4a6ab516f4a14a8a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.248635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086079/manifest.json
observed 8199b9d9dfec29722ee8ee7c3cfbce21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.230344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086079/publication.md
observed bce3b824bbab5be501b0bdd00c0b4194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.211784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086079/publication.txt
observed bc974ffb926f2ff25362699e732fc0a0...
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.