OpenTechnical

OT-2026-000039930

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000039930) never changes.

Identity and time

Publication numberOT-2026-000039930 · never reused
Internal UUID01a0ae78-d8d7-77b9-b955-252d68ca91da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039930
StatusPUBLIC

Content hashes

Canonical text4ca216cacabafc67e8ad0889ea2caea4d5bd42395fd5f549f70a51a2f87edd0b
Markdowne83d3a06453c439f973a67728e15e1bc89df82859c00450a96c894a166b23738
PDF
Publication page76004c330851398c4fb750a5c30161e2ccef0f6daf5084b08dc9cd07a006f629
Manifest3b5299205bf39a09d763d2c3a33861e3499e2137b36341ed00227aae6e2ac7ff

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
Signaturer8QYxPcSlJaVZw1IEAQwcDO/b9CQWidCavA2VkINNfMm/JOoJP+/9psykH2nD0O1WNBQlZwSjkHN712NLJfHAQ==
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

2026-09-17T11:20:13.945276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039930
observed 76004c330851398c4fb750a5c30161e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.927886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039930/manifest.json
observed 3b5299205bf39a09d763d2c3a33861e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.909260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039930/publication.md
observed e83d3a06453c439f973a67728e15e1bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.890704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039930/publication.txt
observed 4ca216cacabafc67e8ad0889ea2caea4...
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.