OpenTechnical

OT-2026-000094550

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000094550) never changes.

Identity and time

Publication numberOT-2026-000094550 · never reused
Internal UUID01a0ae9e-f4e9-7e9d-8f9f-83a956c0e1ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094550
StatusPUBLIC

Content hashes

Canonical text22b2c7b95764814e4ec7e9fb56ea4d75ae4683d376f31cd6c2e34db99961d112
Markdown6b01ce478d55c9afb0cb3df79a793eeed3997371e8637dfd388e6c421b64266a
PDF
Publication page54d84beac42d87300a66424002da4b427f45df886656e4ab392b212c895844d7
Manifest634d4f86ff434bd106b6f834686cb44db970d41b0cdf32dd24b0f1d3ee3f1b85

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
SignatureCz6GT4U8Q/ZO0eht3ByhvU/7BNORIMh784VdW3Mh4zT4/wcgKO8YUaWK+2JhlfbeGD6Q+6Dji6iMo5JN7XqxCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:59.806637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094550
observed 54d84beac42d87300a66424002da4b42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.788062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094550/manifest.json
observed 634d4f86ff434bd106b6f834686cb44d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.770860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094550/publication.md
observed 6b01ce478d55c9afb0cb3df79a793eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.752855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094550/publication.txt
observed 22b2c7b95764814e4ec7e9fb56ea4d75...
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.