OpenTechnical

OT-2026-000081465

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, sustained blow-off before 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-2026-000081465) never changes.

Identity and time

Publication numberOT-2026-000081465 · never reused
Internal UUID01a0ae96-f375-7fa6-b930-367d251d6f27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081465
StatusPUBLIC

Content hashes

Canonical textb61bf5b68f067a8dbd1c24d0a5c4f55f01f7642983861edf1fb1f59dfb3fbade
Markdown17a09ab3c5af1bc22c09be67fedc4e3c6cf0980bcbbb12531019968f8ff8469c
PDF
Publication page2c3b058d884c99ee9996d4136dc19518b8816c7e15839d739f91abdf40fdf021
Manifest52961279193b2a61f42ec0578c322a6db59567faafc46b823eeb72843d222614

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
SignatureZgOfMu+PYaqchezT3nToIWCxaPXPDtgvCcLvo7mjVFqC5IAjQVeRQFWdjU9Sd+VTQoPPFJPu35oRldV0zbtjCQ==
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

2026-09-17T10:01:37.757515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081465
observed 2c3b058d884c99ee9996d4136dc19518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.740158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081465/manifest.json
observed 52961279193b2a61f42ec0578c322a6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.723330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081465/publication.md
observed 17a09ab3c5af1bc22c09be67fedc4e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.706620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081465/publication.txt
observed b61bf5b68f067a8dbd1c24d0a5c4f55f...
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.