OpenTechnical

OT-2026-000017723

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pulsed 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-2026-000017723) never changes.

Identity and time

Publication numberOT-2026-000017723 · never reused
Internal UUID01a0ae6e-96fa-7816-abac-8a8fbea96108 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017723
StatusPUBLIC

Content hashes

Canonical textefb625b8f2654dd1f5815e9a0a0ded8bdae98102ef1848bf41e38d3d254f7e64
Markdown26e74215a63f8a4da14694f3ca4a1c73d5d14f0679fbd015fa90297343c7b64a
PDF
Publication pagefb56b09056e3bcf3bed4ae5dc6752c0126f335c210d26badbd4412c13c7d8a2d
Manifestd7336e1f20fe4b8b295ab70551e674e096c2e56abe9a90e6490395ac660747e8

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
SignaturejS3d8VKWC+We8PYtDqLpRXiJ21Fp3y9e3kTEJl1WVFrPwqgarA/JHN6RrJszIt3HbycddgK4EvvmZFv2wdFnDw==
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

2026-09-17T12:01:40.462437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017723
observed fb56b09056e3bcf3bed4ae5dc6752c01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.446372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017723/manifest.json
observed d7336e1f20fe4b8b295ab70551e674e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.430019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017723/publication.md
observed 26e74215a63f8a4da14694f3ca4a1c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.414780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017723/publication.txt
observed efb625b8f2654dd1f5815e9a0a0ded8b...
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.