OpenTechnical

OT-2026-000078507

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000078507) never changes.

Identity and time

Publication numberOT-2026-000078507 · never reused
Internal UUID01a0ae95-7c29-7dcd-b016-7059b1ad5311 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078507
StatusPUBLIC

Content hashes

Canonical text6b6b63bfd55e6ddd0ab9cd87a13d0da9ea7692aa5ef8ff2adabc2875056495a3
Markdown8e59d6df230e2ad2ba3950d981d1263ec0ad1e4d602c5f3b7aa09375b930e639
PDF
Publication pageaaf876324670ff3e792f0e9b9eeabdac33fbaa614efd0d52bfc59b20c4998428
Manifest4913407d2b834c08eec7552045e93f6f6a145355c3eb9a258d143c594b8a4e8b

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
Signaturem62e01u9p06B9CCHnwe+6PkIT9nw2yA8H/ov4/brnOi9TG/dvbBonywaYqRS+5UW6oY1SsvGAqDQsKH2DrsrAA==
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

2026-09-17T10:06:31.239730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078507
observed aaf876324670ff3e792f0e9b9eeabdac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:31.222553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078507/manifest.json
observed 4913407d2b834c08eec7552045e93f6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:31.204842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078507/publication.md
observed 8e59d6df230e2ad2ba3950d981d1263e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:31.187368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078507/publication.txt
observed 6b6b63bfd55e6ddd0ab9cd87a13d0da9...
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.