OpenTechnical

OT-2026-000065353

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000065353) never changes.

Identity and time

Publication numberOT-2026-000065353 · never reused
Internal UUID01a0ae8e-1dfb-7255-9c6a-e896fa245bdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065353
StatusPUBLIC

Content hashes

Canonical textf3af167e70cee1150acaeae2d0890f32791738441109785441fc6a9844f0913f
Markdown45f5e9e77d7b52f2a1c6ab4f2b86c41adebc3fcec7508098206c7984aac21336
PDF
Publication page9665dfca0a7fc1f9e99c059be0fe86c7b670744d55f7b4acfe9ac95ae28d899b
Manifestcfd0e19e6bc694c401b751f4699b0451a4064b33eeb69aad176281bbb87cb0df

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
SignatureUtfoIIRT/vlce8YLUqZ8BhGIvEjvTMyGtUgB2z57z8Onhr9jgFzPGDi1JMsH6wH3lPJlV5nzBJkaGPPaUa44Cg==
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

2026-09-17T10:35:20.359481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065353
observed 9665dfca0a7fc1f9e99c059be0fe86c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.342446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065353/manifest.json
observed cfd0e19e6bc694c401b751f4699b0451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.324912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065353/publication.md
observed 45f5e9e77d7b52f2a1c6ab4f2b86c41a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.307480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065353/publication.txt
observed f3af167e70cee1150acaeae2d0890f32...
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.