OpenTechnical

OT-2026-000069568

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000069568) never changes.

Identity and time

Publication numberOT-2026-000069568 · never reused
Internal UUID01a0ae90-b52b-72a2-99bf-8625efc70d49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069568
StatusPUBLIC

Content hashes

Canonical text29e95dd88b25d948d57afb40a2a5c72abc7b577eb2744816a4e61bc738c2a9a5
Markdown52fe778ffc193584de11ba929b41fa6b7d71bc87a2d0b9ff24b919f6676b26e5
PDF
Publication page00a661c990fae1689e2d5cb04211826c025e180aa8f070fbcc3471cfc71775b0
Manifestad277f945585708415a3b01e25b91ba9e39828b7cadd8dfa8b670e150a987a55

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
SignatureLOj8vYjOePDicNwd++zcaPkkcKqABcxxhTMLbCwOsca/x+TFVOKwpLNfSzXg2OvmMbVHaHXjlYyQ5RjyNb6mCg==
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

2026-09-17T10:30:41.375105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069568
observed 00a661c990fae1689e2d5cb04211826c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.356819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069568/manifest.json
observed ad277f945585708415a3b01e25b91ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.336204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069568/publication.md
observed 52fe778ffc193584de11ba929b41fa6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.316395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069568/publication.txt
observed 29e95dd88b25d948d57afb40a2a5c72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.407514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069568
observed 00a661c990fae1689e2d5cb04211826c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.391859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069568/manifest.json
observed ad277f945585708415a3b01e25b91ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.374436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069568/publication.md
observed 52fe778ffc193584de11ba929b41fa6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.357519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069568/publication.txt
observed 29e95dd88b25d948d57afb40a2a5c72a...
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.