OpenTechnical

OT-2026-000051259

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000051259) never changes.

Identity and time

Publication numberOT-2026-000051259 · never reused
Internal UUID01a0ae83-2740-75bb-a1dd-f10a6ee31de2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051259
StatusPUBLIC

Content hashes

Canonical text8fb5f3059f5d58a052147965e2a21c713528aab11b1b3055131fcdeb6b4502d6
Markdownf838310a5413b61e16d2bf7e58eaf62c75cbacde1dccb07b3038ae1ab1966dfa
PDF
Publication page5e80abeb61e34ab37cdb6423da82055d8141d288cfe1cd543c5e95401e273042
Manifested21917c306731ba6cff5109baf7b13a9fd6a01889ded0c4f9328f4757e93a55

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
SignatureMSwICZLO28c7qcBfc5wILlCmEMFEQVa8dYdxJL+9mgwQhd3CdFGobYKMiswvc2NhXeow0D2P3SHpcx7bKZB3DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T10:59:03.499179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051259
observed 5e80abeb61e34ab37cdb6423da82055d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.480217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051259/manifest.json
observed ed21917c306731ba6cff5109baf7b13a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.461019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051259/publication.md
observed f838310a5413b61e16d2bf7e58eaf62c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.443533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051259/publication.txt
observed 8fb5f3059f5d58a052147965e2a21c71...
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.