OpenTechnical

OT-2026-000082205

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained blow-off before 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-2026-000082205) never changes.

Identity and time

Publication numberOT-2026-000082205 · never reused
Internal UUID01a0ae97-4d94-732f-9096-ad5e785ed6a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082205
StatusPUBLIC

Content hashes

Canonical text9bcb71072a876cef5424e99bcf75a78b77c2c9984dd6583acb70724bb78ae40b
Markdown8a7c9d2b186b7db53a73a14131d9aec6dc281fa7cf5f70de51489518061a1f91
PDF
Publication pagee5cdfdf2ecb4ae447dbd7e3e7c2889f519e383096123e4e9229efb2a12dd1698
Manifest3c73f9d402ce015ee4a66f8e74766b43f52a0509094d91f02615cee0761aa1d9

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
SignatureTdAupOCILSeov5dXe8iRkccR6hHotOs1jqoquHFyYt6SX3Fad7uMFDPWt/wBH5jwvcTFD4e7SuRhFp6AHthYCQ==
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

2026-09-17T09:59:02.351260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082205
observed e5cdfdf2ecb4ae447dbd7e3e7c2889f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.332688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082205/manifest.json
observed 3c73f9d402ce015ee4a66f8e74766b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.315223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082205/publication.md
observed 8a7c9d2b186b7db53a73a14131d9aec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.296526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082205/publication.txt
observed 9bcb71072a876cef5424e99bcf75a78b...
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.