OpenTechnical

OT-2026-000061707

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold 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-2026-000061707) never changes.

Identity and time

Publication numberOT-2026-000061707 · never reused
Internal UUID01a0ae8b-b8aa-7fb2-9103-8247c9a933c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061707
StatusPUBLIC

Content hashes

Canonical text115884a3424ac63be2f2287b689977549e06afec0132aac123102015dc8f1b02
Markdowna1fabdb8a36466c04cde86c95d1550d4f3ec460f7295434eb6397414a4108422
PDF
Publication pagec2dd0d71e82cb5e1fd1ccb54ac886ea0958fbf6b1cb3b7c923e83c64f83e51b4
Manifest326dd4fcd5141d63cbdddd9430c191effd2a6fbd9a9b2698463c98c30ac9df95

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
SignatureEQunEOdPShpohNyi1ARF/SuFXL9HCsNTVZyBTaoAIIsM3vfhfN29G1AVhZE+vR12+VS9vrhpFQSymKKVNW4xBQ==
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...

Independent retrieval

2026-09-17T10:40:16.594148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061707
observed c2dd0d71e82cb5e1fd1ccb54ac886ea0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.573877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061707/manifest.json
observed 326dd4fcd5141d63cbdddd9430c191ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.553949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061707/publication.md
observed a1fabdb8a36466c04cde86c95d1550d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.536554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061707/publication.txt
observed 115884a3424ac63be2f2287b68997754...
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.