OpenTechnical

OT-2026-000035304

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000035304) never changes.

Identity and time

Publication numberOT-2026-000035304 · never reused
Internal UUID01a0ae76-6a1f-722e-9cc8-82d5264909fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035304
StatusPUBLIC

Content hashes

Canonical text30b5a82dfb1cfb18bb94e6fe27d2167a228edbf1dec602a2e45fd2aa3d19c255
Markdown41abf3674c4abc5852d438adbb8ba7062efdaed8a21068604bbe1be47acb0e17
PDF
Publication pagea32caad4356664d88cd008b7e954c83050c50fa5f6f9e58c7743bb083002511e
Manifest704a71365d9a0debd89189b64b1d283f603be14ee9439f53d73a362e4e822b66

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
SignatureXuxoh1FVZ8lD5shQMRGEjuCcxQYl4MWU4RcU7bfYQEa2sfSkv/qNj6LaHw1od2UVVZt/AYpGsS9YoZ3TkbFXBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:27.841926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035304
observed a32caad4356664d88cd008b7e954c830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.822227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035304/manifest.json
observed 704a71365d9a0debd89189b64b1d283f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.793600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035304/publication.md
observed 41abf3674c4abc5852d438adbb8ba706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.767518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035304/publication.txt
observed 30b5a82dfb1cfb18bb94e6fe27d2167a...
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.