OpenTechnical

OT-2026-000084965

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000084965) never changes.

Identity and time

Publication numberOT-2026-000084965 · never reused
Internal UUID01a0ae99-43b7-7946-b561-44c37c1373d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084965
StatusPUBLIC

Content hashes

Canonical text796e831b6b6125b5fcdd7c143033843eebc566419aa49b488ebe4d03a209557e
Markdown05cadde7699f72fb148bee1dacf74ce585603d7b1935f3910969cba66a3c86fb
PDF
Publication pagec45fe4cac87f9d2e3d576ff6d42f37260b1679066238d68aed00d78315230e74
Manifestbb5bd5c830b6d0acc82a4542c0409d90d5580600e066efad60e0b4698dcc1940

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
SignaturezoLyKeON7S477CfF1FYjtX4vB1hc1pOoxVFDQs1aNmLfUEtkcGJgx2too8qFzRgxnj9sg3jaMWaWquEMdxLdDA==
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

2026-09-17T09:54:57.773784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084965
observed c45fe4cac87f9d2e3d576ff6d42f3726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.757659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084965/manifest.json
observed bb5bd5c830b6d0acc82a4542c0409d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.741143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084965/publication.md
observed 05cadde7699f72fb148bee1dacf74ce5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.724170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084965/publication.txt
observed 796e831b6b6125b5fcdd7c143033843e...
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.