OpenTechnical

OT-2026-000010971

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000010971) never changes.

Identity and time

Publication numberOT-2026-000010971 · never reused
Internal UUID01a0ae6c-540e-78b3-aac0-aaea72f6494f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010971
StatusPUBLIC

Content hashes

Canonical text86ff04e154881f51bea4eaf00bd43ea476b7d5ac910e56cd88f6a72301776bfc
Markdown7e5909d9123fd1fa5db3be2eacf8304c20f511804de53608bd527379f9a83482
PDF
Publication page786d7026c8090501147eccd75ead42809f7972584aec4b7e8fde85ab303b8099
Manifest9b7c41ad15c96e913a23da86cc9bf0486dd6f840f34b0748f8254b72b17f81f3

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
SignaturelY8kwQALRcadFZErSrUaQbhONoHZq3N5vbhGsOMlZVV5UbyGwZIc4uK29R3ofCRFxeMJDr+l9ulprsMJ/GCrDQ==
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

2026-09-17T12:13:46.290134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010971
observed 786d7026c8090501147eccd75ead4280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.269014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010971/manifest.json
observed 9b7c41ad15c96e913a23da86cc9bf048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.250592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010971/publication.md
observed 7e5909d9123fd1fa5db3be2eacf8304c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.231073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010971/publication.txt
observed 86ff04e154881f51bea4eaf00bd43ea4...
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.