OpenTechnical

OT-2026-000009459

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three 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-2026-000009459) never changes.

Identity and time

Publication numberOT-2026-000009459 · never reused
Internal UUID01a0ae6b-7562-7c6d-af5c-e18c6ca9ce66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009459
StatusPUBLIC

Content hashes

Canonical text7b3cd364ba298eeeaa69daa4f9034c5c719632c04ade6a8b1f40dd0a99a8c6a5
Markdownd236ceb4f44ea07dd68ee65dee8b81bcfa441890e6ecc5b78473e77177e87343
PDF
Publication page51ddfab101a04b73f8e6c0e2c85057209391b74739aa969d61df5f076a07347a
Manifestb2f00700b39d9dd3b4fe50e593311fdc5b5813d3a5a8518807cd7e78d93a4f5a

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
Signature4wgQTaA+xVqzF1tIwcvHvQv7TW5Bukdrc/oMzM3z8/ZKR3+k2weELt9KjHmpxqzXjwws6vs2s+7o/Pi1oHvwAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:50.855077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009459
observed 51ddfab101a04b73f8e6c0e2c8505720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:50.836658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009459/manifest.json
observed b2f00700b39d9dd3b4fe50e593311fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:50.817572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009459/publication.md
observed d236ceb4f44ea07dd68ee65dee8b81bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:50.797628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009459/publication.txt
observed 7b3cd364ba298eeeaa69daa4f9034c5c...
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.