OpenTechnical

OT-2026-000069573

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000069573) never changes.

Identity and time

Publication numberOT-2026-000069573 · never reused
Internal UUID01a0ae90-b52b-75a2-ad96-6b798ceff196 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069573
StatusPUBLIC

Content hashes

Canonical textd82c62c862de69757dc1d8de434bb4d5cfab80408526a4e52580e33521cac619
Markdowne0b9edb87843fc6c91bb581f440654fc036faccaf7aa4267a2da6b32a677c8d5
PDF
Publication page08300d223901f64d9570f3dfd702793ebe42dc0df9fbd8310590870ffe1cd249
Manifesta67f01639cc3731c2df2105512a5d255ed249fda4a92ee9aa48888da6c96f8dc

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
Signature2xqHJviP6QdLG5ieJ/ybix4vnQwjthM0exJovp+3+fiSPGcTXFqjHPfV6Hq+vZJqBDDG8TsFKmY+HRSO0RWVBw==
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

2026-09-17T10:30:41.834860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069573
observed 08300d223901f64d9570f3dfd702793e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.816470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069573/manifest.json
observed a67f01639cc3731c2df2105512a5d255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.797106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069573/publication.md
observed e0b9edb87843fc6c91bb581f440654fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.778031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069573/publication.txt
observed d82c62c862de69757dc1d8de434bb4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.838034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069573
observed 08300d223901f64d9570f3dfd702793e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.819177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069573/manifest.json
observed a67f01639cc3731c2df2105512a5d255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.801421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069573/publication.md
observed e0b9edb87843fc6c91bb581f440654fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.781770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069573/publication.txt
observed d82c62c862de69757dc1d8de434bb4d5...
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.