OpenTechnical

OT-2026-000097454

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000097454) never changes.

Identity and time

Publication numberOT-2026-000097454 · never reused
Internal UUID01a0aea1-55b3-7773-8104-c539cdd5cea1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097454
StatusPUBLIC

Content hashes

Canonical text22b0c023aa62a1dd433466a8efbd1fd78e7511475a1bf2b8adbbc9848d4eb5d8
Markdown1ce89ce33a4b7c4ff96b2e0aeeeffb0f32ef4a5c3dc55e64b0dbcddd32f43dbe
PDF
Publication pageff777fa68bb5347047291a19114448eb14e5a6b82bcc433935afa15b76c85462
Manifest2e47cf8c61e87e6edc4b859b0951bb371fafe859177a03d601833bba287e246f

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
SignatureXpVcf7/u5PbA2BPmTOUGLBZ6ktNhk29ka1gcy5GtrzuOH4/m5suSUARbEBp4JnTBjliXUODCLfT2S0vj5oltDg==
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

2026-09-17T09:33:19.109419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097454
observed ff777fa68bb5347047291a19114448eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.082025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097454/manifest.json
observed 2e47cf8c61e87e6edc4b859b0951bb37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.060509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097454/publication.md
observed 1ce89ce33a4b7c4ff96b2e0aeeeffb0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.040944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097454/publication.txt
observed 22b0c023aa62a1dd433466a8efbd1fd7...
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.