OpenTechnical

OT-2026-000062474

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000062474) never changes.

Identity and time

Publication numberOT-2026-000062474 · never reused
Internal UUID01a0ae8c-0ac0-719d-b9f8-af410922561b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062474
StatusPUBLIC

Content hashes

Canonical text8d7b24fab1d481dcd25af615153f9b583971d5fb0b5570361c0e41e929868ca0
Markdownfa22e465597417a281797c89a6207da96b3b432aa532338a0610ed7aa24c4be5
PDF
Publication pageb4ce2006c45b0234d3a9e7fc1f4c8467270b3fa4660cc3077819d83d5a3631f9
Manifest9c17d0c2c1feb4b5859480813be84707c55011e6d269de967e05968db8da0d10

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
SignaturennLKUytgMfs5ksKlwdc2pfX786muUrWrEqJv0YQMiHlwuF3vs9QR9kaumvZUrMGhowl63egpfkFjuqvVR5vVDg==
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

2026-09-17T10:39:49.679577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062474
observed b4ce2006c45b0234d3a9e7fc1f4c8467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.661621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062474/manifest.json
observed 9c17d0c2c1feb4b5859480813be84707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.642878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062474/publication.md
observed fa22e465597417a281797c89a6207da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.623152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062474/publication.txt
observed 8d7b24fab1d481dcd25af615153f9b58...
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.