OpenTechnical

OT-2026-000075245

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000075245) never changes.

Identity and time

Publication numberOT-2026-000075245 · never reused
Internal UUID01a0ae93-f200-7c15-9cc8-61efeff50006 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075245
StatusPUBLIC

Content hashes

Canonical text8f28543ef31a302184d61e2c6458050b3c149aa727fd09b928233917bded65e7
Markdownb4ec7384b5f1b14469c4473ac3e773f82b2b914cd542aac9051d2605d711edd6
PDF
Publication page3f3b7786dd730881e4ab62b5e92c75c775e071bf2155fe551edb8edaf7c317d7
Manifest1204f9bfecaf3884c38feac6f8298d6c0655e22691a58afa5b1086326067ddf1

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
SignatureCY9qP6VKKGNMCVULx2OmOVpJsKyZzDKIu7JusBp3ikef8F4zKxUUMTwC0ZNFpQJ8LGwCq3Z3uKJoQQSfRUS+Cg==
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

2026-09-17T10:20:32.089172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075245
observed 3f3b7786dd730881e4ab62b5e92c75c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:32.070673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075245/manifest.json
observed 1204f9bfecaf3884c38feac6f8298d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:32.051448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075245/publication.md
observed b4ec7384b5f1b14469c4473ac3e773f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:32.032863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075245/publication.txt
observed 8f28543ef31a302184d61e2c6458050b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:51.029867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075245
observed 3f3b7786dd730881e4ab62b5e92c75c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:51.009903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075245/manifest.json
observed 1204f9bfecaf3884c38feac6f8298d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:50.990252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075245/publication.md
observed b4ec7384b5f1b14469c4473ac3e773f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:50.969586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075245/publication.txt
observed 8f28543ef31a302184d61e2c6458050b...
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.