OpenTechnical

OT-2026-000085485

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, sustained 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-2026-000085485) never changes.

Identity and time

Publication numberOT-2026-000085485 · never reused
Internal UUID01a0ae99-aaab-76ca-8892-4ef7fe377560 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085485
StatusPUBLIC

Content hashes

Canonical text622b53c820a3ba6d2878cc148d82435dddf2f99bca6c43e7b3acb299d55e571e
Markdownc3ea635c5305e7d47bf15d1fbe3f4306c3d15322092339041ea96429dac8aa6f
PDF
Publication pagebce1907e0d4ccfc184dcd3f4b058b6a1029b9445374f3cb61860488f95ecc669
Manifest8a096fbce901cb2ce4cf0b0f25291231f836dea3ba13a8c27dc3895129bf7c88

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
Signaturei7H6lzONOG1pdr227xM52SyTvQk2/ywa3DaUVKUZ1Xqoqrs5HkBNs8CH+LKGwVvcC/VH7p3VqGyl76A/4DAvBA==
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

2026-09-17T09:54:16.970923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085485
observed bce1907e0d4ccfc184dcd3f4b058b6a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.952684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085485/manifest.json
observed 8a096fbce901cb2ce4cf0b0f25291231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.933834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085485/publication.md
observed c3ea635c5305e7d47bf15d1fbe3f4306...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.914952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085485/publication.txt
observed 622b53c820a3ba6d2878cc148d82435d...
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.