OpenTechnical

OT-2026-000095909

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000095909) never changes.

Identity and time

Publication numberOT-2026-000095909 · never reused
Internal UUID01a0ae9f-fac8-7f54-b131-5291ffe303be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095909
StatusPUBLIC

Content hashes

Canonical textcf76fe493e1e49904be3dc27b4d604c1de77dcd33dfa625e6d29894463bc17d3
Markdown371cd1cdecaf2c0359e890cc83ceb769c0e0e0559d92c6769e540731a5def1f9
PDF
Publication pageb0e4f616826dccab4a76191bfcb6f2a535fbf4720637a82b9728b9b3b69e5330
Manifeste454371409b7a3ebf4bba47a05793706b4a22c1150c86a345358b13c6c94aa97

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
Signaturew/5d/kePfbnAo4LRtr1A7ykXNBPo6EpuaIEmqxTEnmhlyUJPaaGPNZCri98GMjnspSbm3kYybuZVv5J2zKsBAQ==
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

2026-09-17T09:36:00.411330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095909
observed b0e4f616826dccab4a76191bfcb6f2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.390580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095909/manifest.json
observed e454371409b7a3ebf4bba47a05793706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.371201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095909/publication.md
observed 371cd1cdecaf2c0359e890cc83ceb769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.353265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095909/publication.txt
observed cf76fe493e1e49904be3dc27b4d604c1...
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.