OpenTechnical

OT-2026-000067704

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000067704) never changes.

Identity and time

Publication numberOT-2026-000067704 · never reused
Internal UUID01a0ae8f-6bdb-76b8-8950-315dd314c55a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067704
StatusPUBLIC

Content hashes

Canonical text7e622fe237c4782652d2b0162a6dad0298434cc49ad977fba084e5ebfefacbe6
Markdownabdc86493eccdec92ce64c5a181888fb4e2a3a69cc8faf243dd91bfebc009c28
PDF
Publication page09fde0af98da28afb2abe8dbe0e09ffe164b284e0df586e1742f5f47621fdb25
Manifesta7e79a2d7e8ab1ef5fc8e0c3586919fccaed9a49df79bc7356717e0d02784b61

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
SignaturejMnoPrXKuNiZef3cADdkaxzDk3iGCDGRQis4IxspBmAXNL3qKfxo0wPE3hAps5s6soGKvj9R6MsF38jz/S61Dw==
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

2026-09-17T10:32:02.953184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067704
observed 09fde0af98da28afb2abe8dbe0e09ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:02.933868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067704/manifest.json
observed a7e79a2d7e8ab1ef5fc8e0c3586919fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:02.914496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067704/publication.md
observed abdc86493eccdec92ce64c5a181888fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:02.896047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067704/publication.txt
observed 7e622fe237c4782652d2b0162a6dad02...
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.