OpenTechnical

OT-2026-000068497

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000068497) never changes.

Identity and time

Publication numberOT-2026-000068497 · never reused
Internal UUID01a0ae90-2481-7ab7-b121-85b0f683272e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068497
StatusPUBLIC

Content hashes

Canonical text5ecd106b138486b2b2ca1e6add3d715e4618109e920a00863126ba1e88b8be07
Markdown8621dac6cf2d8e42f3e37eda35384ba3848cbe8b9d8229ec0903b74b707c3244
PDF
Publication pagefd085ec27b617aa25d928b759be59c882a8d5a7c91a7c7fa684268e61d344bd9
Manifest4399c27895a4e7431776d2741137e5bb3ebb6e009a545a8de1cb39f06c3609aa

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
Signaturen+W20Ev7NrJ+YINRyrbbNS/GStszL+Sj0lZN3XFm5TdwVbsMcj9aXk4q6YjZv6PoukDWtB5jRFVjfLEN6dcpBQ==
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

2026-09-17T10:29:39.313877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068497
observed fd085ec27b617aa25d928b759be59c88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:39.297357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068497/manifest.json
observed 4399c27895a4e7431776d2741137e5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:39.279508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068497/publication.md
observed 8621dac6cf2d8e42f3e37eda35384ba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:39.261614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068497/publication.txt
observed 5ecd106b138486b2b2ca1e6add3d715e...
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.