OpenTechnical

OT-2026-000092495

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000092495) never changes.

Identity and time

Publication numberOT-2026-000092495 · never reused
Internal UUID01a0ae9d-b5fd-7e6d-bbe8-e774ebc2222b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092495
StatusPUBLIC

Content hashes

Canonical text21d41952df92bdcfc926165fa02fbe00a3160d651404dd557943469d65546ce1
Markdown43d323011b205859430a3fc3521df6ae6a14d74f733ad03f46176bdd36668444
PDF
Publication page0ed68dcda50acbfcabaec1ac540ebb6ed6f5c7eed30d161231fe3dd8c4169b80
Manifest2c0f6ebb441cff27852c1686830a309ea11a0e789dc92c54bcf2bd7107bce2ba

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
Signature/wvvQDvRKGprmKEC68Fp5Mgo1av+57Cg9lwzrk3RGQR+MDS4zqdx6nsh4PQ32C26bL4Nd/QIXgGkFGjS8q2hDg==
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

2026-09-17T09:41:03.980004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092495
observed 0ed68dcda50acbfcabaec1ac540ebb6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:03.962129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092495/manifest.json
observed 2c0f6ebb441cff27852c1686830a309e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:03.944380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092495/publication.md
observed 43d323011b205859430a3fc3521df6ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:03.926398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092495/publication.txt
observed 21d41952df92bdcfc926165fa02fbe00...
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.