OpenTechnical

OT-2026-000051763

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000051763) never changes.

Identity and time

Publication numberOT-2026-000051763 · never reused
Internal UUID01a0ae83-7c83-7118-b7e2-62aa448beb91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051763
StatusPUBLIC

Content hashes

Canonical textafff0b724473be0bcbc2e21f97dd46dc9731c4aa0ddd18ddd687b705baf2673c
Markdowneced23394641e6ac436a007faf06c38e6b7544bb0d25d22ff3b378cde011465f
PDF
Publication page8f2fb2439e8324e1a9145101dd10d1cfa830a37ac19c713adc5635b05d4b4a6f
Manifest63caf92f4a6a74519d3dade716f7c6397fb6bfd6aefa985f006679b16cc5f33f

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
Signature7I1N4Tnbwp+EubeHbL3CEa2NhquHAY1MfKROCh1MW+iDtjQ5K4ql4cjTi4DJ/4XAI/bEuIV3879B6gRP+xL0Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:39.942183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051763
observed 8f2fb2439e8324e1a9145101dd10d1cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.920726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051763/manifest.json
observed 63caf92f4a6a74519d3dade716f7c639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.901766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051763/publication.md
observed eced23394641e6ac436a007faf06c38e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.882363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051763/publication.txt
observed afff0b724473be0bcbc2e21f97dd46dc...
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.