OpenTechnical

OT-2026-000075269

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000075269) never changes.

Identity and time

Publication numberOT-2026-000075269 · never reused
Internal UUID01a0ae93-f200-78f0-9f75-3172011bc267 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075269
StatusPUBLIC

Content hashes

Canonical text7fae4256dcb37dc78326320e17df96ba293dfcbf64bba2a36bff38d40feb7243
Markdown1d67fbe95ac433dceef5c0a4ba82d279226226cb6ab11019c11add2a930a08ea
PDF
Publication page81256173516f7b71270dcb0e2f6576081db4f58fb1cd7cb0c1d3fa3f356593c1
Manifest3ee2b67c947745ec7ef288069f3d44dd9a15f97f1c33f23dee606b9fb3b0e0fc

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
SignaturejaRS5PPHZJPhnkUDIjKAAdLDpJ4m+plsy4Atap7ffsW3ZU8BjIJpQrB7O+aHfkI7Sv0su0oK1kw4LVNlQxITDQ==
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

2026-09-17T10:20:36.798232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075269
observed 81256173516f7b71270dcb0e2f657608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:36.539249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075269/manifest.json
observed 3ee2b67c947745ec7ef288069f3d44dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:36.519052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075269/publication.md
observed 1d67fbe95ac433dceef5c0a4ba82d279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:36.500385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075269/publication.txt
observed 7fae4256dcb37dc78326320e17df96ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:56.755862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075269
observed 81256173516f7b71270dcb0e2f657608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:56.736623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075269/manifest.json
observed 3ee2b67c947745ec7ef288069f3d44dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:56.717846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075269/publication.md
observed 1d67fbe95ac433dceef5c0a4ba82d279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:56.698869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075269/publication.txt
observed 7fae4256dcb37dc78326320e17df96ba...
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.