OpenTechnical

OT-2026-000070436

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000070436) never changes.

Identity and time

Publication numberOT-2026-000070436 · never reused
Internal UUID01a0ae91-545f-7972-9d96-b8b408a406a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070436
StatusPUBLIC

Content hashes

Canonical text96113ba35738461729a013dea73bcab89ced21624f3efc38ba4590ca850e906d
Markdown08c0b97f0de79dd27bf181e1dd96a768f8e62e9d1761d1b84f44079fdb7e3d17
PDF
Publication page7c64b7f3dea54d76107641c7a98e70638dc95436b99462a2c6dba171e3d1cd42
Manifeste3f2c5043dec208c932d7f7190f29ff827c09076e145d1f3d42efed51cec61a7

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
SignaturezqzvFrF10GLTTqhSKnadO1vO95uSmnGOEJoTDHYdzx05qWDTO8XetZGtnbPSd6gaHIDW/BPw22C/eH3dMtA8Bg==
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

2026-09-17T10:26:15.287989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070436
observed 7c64b7f3dea54d76107641c7a98e7063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.271521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070436/manifest.json
observed e3f2c5043dec208c932d7f7190f29ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.254947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070436/publication.md
observed 08c0b97f0de79dd27bf181e1dd96a768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.237376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070436/publication.txt
observed 96113ba35738461729a013dea73bcab8...
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.