OpenTechnical

OT-2026-000080667

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, sustained 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-2026-000080667) never changes.

Identity and time

Publication numberOT-2026-000080667 · never reused
Internal UUID01a0ae96-b973-7f54-89c8-6ad64252a1ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080667
StatusPUBLIC

Content hashes

Canonical textdb9616328a96e7bb681ab6776e324987c9cddccb4b2744731d8ce4426abd29c4
Markdown619abdcd179a72b88b8158d25ccd824a4ac6e096b255f6ef33f2ae6a08fa350f
PDF
Publication pageacbf9e00c5753858ea67a1ed697884fbd155cb5b10035644820404a5566ded86
Manifest06e8313ca582bd3e3a61816ee870b13a4822db889224b534758dac642533b4cc

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
SignatureWkkPfwmHWr2OeIzrQEivVh8xNwOQuYJivuGTXFLZousaVBvRgHBVVPDOx++EkFGx2EnKhWivST840gfsHJiBAw==
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

2026-09-17T10:01:41.822732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080667
observed acbf9e00c5753858ea67a1ed697884fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.803985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080667/manifest.json
observed 06e8313ca582bd3e3a61816ee870b13a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.785368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080667/publication.md
observed 619abdcd179a72b88b8158d25ccd824a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.767429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080667/publication.txt
observed db9616328a96e7bb681ab6776e324987...
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.