OpenTechnical

OT-2026-000068594

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000068594) never changes.

Identity and time

Publication numberOT-2026-000068594 · never reused
Internal UUID01a0ae90-2482-7032-9193-1e808b4d19ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068594
StatusPUBLIC

Content hashes

Canonical text223c1392a1bb7a16ebef4fe925a73c9c60349394ec3124e1144170500abbdba7
Markdownd550ba4068bb7bc5358afba28800d56b5237cbc0cb200a9b32a5493d4aa0f8d1
PDF
Publication page9d1d490e8fc882cdf24275609ba139b7be1aae2da5547eead8c5a21ff95b125d
Manifesta99038a37c35a6ea877947e4794d25c418266d3e3458c45191ad9a236120df71

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
Signature+I2B2tq3Sftchc9fYj1ZSTm+7iRPIQm3Rixba+firvu0GfCwDtpnblEmP/anMxfhbHQm5UNHxRNJyhwP7AAPCA==
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

2026-09-17T10:29:46.327081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068594
observed 9d1d490e8fc882cdf24275609ba139b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.308456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068594/manifest.json
observed a99038a37c35a6ea877947e4794d25c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.292700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068594/publication.md
observed d550ba4068bb7bc5358afba28800d56b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.276381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068594/publication.txt
observed 223c1392a1bb7a16ebef4fe925a73c9c...
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.