OpenTechnical

OT-2026-000052267

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000052267) never changes.

Identity and time

Publication numberOT-2026-000052267 · never reused
Internal UUID01a0ae83-e791-7af4-a859-eb575a530f57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052267
StatusPUBLIC

Content hashes

Canonical text8c8a24e1f5e7d7c2c1c4932b23d96f5422eb2943ce3bbe5fd6ea865da4bf5b6f
Markdown03b52be2ebe5820d4ab4a3d1e2476f5a37d1d23e76b7c17589552802d4e47c79
PDF
Publication pagefb920ba834703bca57f304bc3d89dd981d6d347a1e8881b1d4760f3df850a5b8
Manifeste08a892ff749f1b9a24626426683bd9c4bab5c4ae2743f5bfbbf31bd3707e852

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
SignatureZupXXk1XmEXHXaIxEqjxYaksRy1WiIkASQATmsPqMBi1mIbQRMTunmgoG1lh+L9R5nIg8KEbe8Xn1VA5SSJVAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:51.232557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052267
observed fb920ba834703bca57f304bc3d89dd98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:51.214493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052267/manifest.json
observed e08a892ff749f1b9a24626426683bd9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:51.195941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052267/publication.md
observed 03b52be2ebe5820d4ab4a3d1e2476f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:51.178674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052267/publication.txt
observed 8c8a24e1f5e7d7c2c1c4932b23d96f54...
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.