OpenTechnical

OT-2026-000064837

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000064837) never changes.

Identity and time

Publication numberOT-2026-000064837 · never reused
Internal UUID01a0ae8d-debc-7029-bb29-9cc580cd2d09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064837
StatusPUBLIC

Content hashes

Canonical textf6aaf7b503f594559a98c0cc1b563d25b173505defc182dbdaff0e6dc91212d6
Markdown3ae87edbce6ed90068c294ee497530c317f3ed2359885dc973359ce6422dbb59
PDF
Publication page1ba3b82d4ebd427452ab120aac59e0660ed94bed01ecfb5c62fa2a8e20b8742f
Manifeste10cb07503b6def4d0caca55b1d3c98892906534d8ab751b469bcc1285b40187

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
SignaturexDidvwld8Ni6uRlhAWCs1ooTUnrvMki5x+a0VTXZjXPrpa7P/N9AFZhxO9S85I9SC4uqYw9YXvUrEvS2jpjZCg==
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

2026-09-17T10:35:44.813227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064837
observed 1ba3b82d4ebd427452ab120aac59e066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.792707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064837/manifest.json
observed e10cb07503b6def4d0caca55b1d3c988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.756343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064837/publication.md
observed 3ae87edbce6ed90068c294ee497530c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.724984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064837/publication.txt
observed f6aaf7b503f594559a98c0cc1b563d25...
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.