OpenTechnical

OT-2026-000067995

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000067995) never changes.

Identity and time

Publication numberOT-2026-000067995 · never reused
Internal UUID01a0ae8f-c4fd-7771-904c-f540134e4e22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067995
StatusPUBLIC

Content hashes

Canonical text68fd54ded0dfb79c2a23050c452a1ee693cee6a4d187930c0ee406d149f4e8ee
Markdowncdf1c4db3e19deabf3287f980f0d047b59d2d76e08db8daad48541952fd9b85f
PDF
Publication page662ae0895ae7c8d80bdbd39ca64f21bb32052661603eda8cbcd395503ecbacf6
Manifest9b197ea8b73b3ebf7f564aeb7090efc24d14eb62f28a46885b306f117acc3908

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
SignatureZsN/rGJSD9YB91a5+QWR69fgNa5Qx91491c89XkHc5jHVG4S/6cO/aTsNgxfosYV0hzcgZDHumqCY35mflYRAQ==
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

2026-09-17T10:30:32.832050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067995
observed 662ae0895ae7c8d80bdbd39ca64f21bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.812638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067995/manifest.json
observed 9b197ea8b73b3ebf7f564aeb7090efc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.792309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067995/publication.md
observed cdf1c4db3e19deabf3287f980f0d047b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.776031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067995/publication.txt
observed 68fd54ded0dfb79c2a23050c452a1ee6...
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.