OpenTechnical

OT-2026-000079819

Publication integrity record

Foam pad vacuum gripper, four zone face, three 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-2026-000079819) never changes.

Identity and time

Publication numberOT-2026-000079819 · never reused
Internal UUID01a0ae96-4376-728d-973d-a0790fc81902 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079819
StatusPUBLIC

Content hashes

Canonical text5603a75b5b19d9d7eb915c9d806dfd2a555ca39febe1089eca334daa40579e98
Markdownd09270e413f79e7eebabef4348ac7187d64e5c37fdd3c3d43b1a4baf5e4d2b26
PDF
Publication page266ab46f3960e5b8d37e444d67cb786117989daff726b7912f54c46da24bc22a
Manifest9ad31dd4965528e926a8db374e5293523c1922ef70a04a0b4f4179d0e06be316

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
Signature4xEM9LUhEyiXphgX5/qjsxvwTTkcj33gDlGNEizolxloVOJ0ldgPTKl1Blpu9M77LL+XFUDWaY7GpPJeQ4tqDA==
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

2026-09-17T10:03:42.013975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079819
observed 266ab46f3960e5b8d37e444d67cb7861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:41.993548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079819/manifest.json
observed 9ad31dd4965528e926a8db374e529352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:41.974929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079819/publication.md
observed d09270e413f79e7eebabef4348ac7187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:41.957930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079819/publication.txt
observed 5603a75b5b19d9d7eb915c9d806dfd2a...
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.