OpenTechnical

OT-2026-000095297

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000095297) never changes.

Identity and time

Publication numberOT-2026-000095297 · never reused
Internal UUID01a0ae9f-8f70-7d28-89cb-8f5ea3d13aa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095297
StatusPUBLIC

Content hashes

Canonical text32293929e9471777ef70bd5000c995586ba74ec0a67192b64b65ab5558810b19
Markdown2035bfd32d6d58879aae1e0b53232347eb928f79514899a9b800c0c45a0293e5
PDF
Publication paged4d0f520ccbd988b0f057d44fdb711289385aa6da1959c75e0b107a56afcf655
Manifestd4d7c7e2703d5949cc8a82bde2e58c3b96c55197897f05a436edaa8d22c6a92d

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
SignatureW3O47An2t6ma9STZJbN6SRZUAK809L/ZfauqPTfGsgV2LGRzhTMZ26SigRVK8KG8KcVrl8rH/LJIiFa5iR12Dg==
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

2026-09-17T09:36:38.502698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095297
observed d4d0f520ccbd988b0f057d44fdb71128...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:38.482461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095297/manifest.json
observed d4d7c7e2703d5949cc8a82bde2e58c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:38.460741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095297/publication.md
observed 2035bfd32d6d58879aae1e0b53232347...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:38.439787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095297/publication.txt
observed 32293929e9471777ef70bd5000c99558...
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.