OpenTechnical

OT-2026-000086372

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000086372) never changes.

Identity and time

Publication numberOT-2026-000086372 · never reused
Internal UUID01a0ae9a-2c96-7af3-895c-b2d50f0441c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086372
StatusPUBLIC

Content hashes

Canonical text8c6e7e63f1aeed14a2dcc0d0786d37ae86de10d2fa60b06a92b9115b81871271
Markdown3b83a760191406591dc92178bbc938af5d486aa709b9dab7e8889e803b1f872a
PDF
Publication pageaa03215f14e407b5cc148d67325aa6aa1066fc907c94abbe6dcb4833a4319f86
Manifest4d585d41478d22906e324f25b574c9f4c42994b05b08b6cbb0b059036e09ccd9

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
Signatureic0GwJ2sdA6Hl1epAi50Gl8WI8kd0MatxPPmnt/957QernABZIbxGIJ2HQ9tE45ijCW57cN++Fp4epEP3TCdBQ==
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

2026-09-17T09:52:03.869961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086372
observed aa03215f14e407b5cc148d67325aa6aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.852183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086372/manifest.json
observed 4d585d41478d22906e324f25b574c9f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.834447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086372/publication.md
observed 3b83a760191406591dc92178bbc938af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.818257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086372/publication.txt
observed 8c6e7e63f1aeed14a2dcc0d0786d37ae...
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.