OpenTechnical

OT-2026-000068064

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000068064) never changes.

Identity and time

Publication numberOT-2026-000068064 · never reused
Internal UUID01a0ae8f-c4fe-74df-a00d-ad3457a8c69a · 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-2026-000068064
StatusPUBLIC

Content hashes

Canonical textb53e160ee9ce82c8ca93262bff260f7ecd8ce7eac80af65c213f17f61d62a0b6
Markdown04397bee05b7abf352e39522eedfa785a93a63643f19b101821240dfd4112d58
PDF
Publication pageaaa7be8c2bbdb69fff89a638a17da742fd1228ad7f9babfd3027274cd02ad50a
Manifest9b598c183e946ef3e14feffdad94a12c17c50c0908784c2381535406c87f9a24

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
SignatureaUFC6qd96wuh9obUWBbMeqfM042ykl3L5BDiAFO1gICZl26TFoAjXveIPXWGIKk0zBoGt2gYugf/5pTI+ubQCA==
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

2026-09-17T10:30:38.992980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068064
observed aaa7be8c2bbdb69fff89a638a17da742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:38.974516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068064/manifest.json
observed 9b598c183e946ef3e14feffdad94a12c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:38.956969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068064/publication.md
observed 04397bee05b7abf352e39522eedfa785...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:38.933458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068064/publication.txt
observed b53e160ee9ce82c8ca93262bff260f7e...
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.