OpenTechnical

OT-2026-000008774

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line 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-2026-000008774) never changes.

Identity and time

Publication numberOT-2026-000008774 · never reused
Internal UUID01a0ae6a-e46c-729c-b765-1f140ac693b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008774
StatusPUBLIC

Content hashes

Canonical textbbb0d52928c4fdd11ec9a0187f89ebf97a7b71a15fd2caa52f4a0ddddf6f045c
Markdownae437769ecb1e2d06c55e084a18dc4fc0a5d63dcb1e3bc0d2a9ab1d7b602a31a
PDF
Publication page3e5e28041254881436df5cabacdbb62f2b72c34ecb6b797d663f92d0f870256a
Manifest45b6dcd1a399f00ee45e185da3eb8ac7a60943e2a0a727b126996acea4505ddd

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
SignatureRfGzTBtPR5wmZEz7vNMyq2AtMxU2ntwlUMSDzSZ1RFftxDtuTT6zwX6pYbYkafvFaYtPg9OyU4E5O/DVHyYLBw==
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

2026-09-17T12:18:52.490329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008774
observed 3e5e28041254881436df5cabacdbb62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.471420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008774/manifest.json
observed 45b6dcd1a399f00ee45e185da3eb8ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.453313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008774/publication.md
observed ae437769ecb1e2d06c55e084a18dc4fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.433984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008774/publication.txt
observed bbb0d52928c4fdd11ec9a0187f89ebf9...
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.