OpenTechnical

OT-2026-000010344

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, 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-2026-000010344) never changes.

Identity and time

Publication numberOT-2026-000010344 · never reused
Internal UUID01a0ae6c-0ee6-7914-8b8b-ce1567a7c4d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010344
StatusPUBLIC

Content hashes

Canonical text4e17460d9c04f7e07a597a01b67c80639ccd045a5fe4703234d04c452da9364b
Markdown717adf930b09c350dda4c93764e3ebf8b92b5e90670b0d2bcf3092de02e3231e
PDF
Publication page6f26521104e2ca8fc5e99fa34bacbf937ad103899b7fdda4532ecb1bb9ebd6a5
Manifestfe75bf9da9edc0fa26fed8991ae9ca4b222ce43af87a807eb8231c7fdd69d9ca

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
SignatureQxMM86xWLiYYU4UJEsrWO/JdwTqHOIk2eY1+58tkyzfdVBNxGKiTLlXBvQTVRnwHE6vayulxPKP6TL4y7d+tAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:22.170743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010344
observed 6f26521104e2ca8fc5e99fa34bacbf93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:22.148775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010344/manifest.json
observed fe75bf9da9edc0fa26fed8991ae9ca4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:22.128453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010344/publication.md
observed 717adf930b09c350dda4c93764e3ebf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:22.110207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010344/publication.txt
observed 4e17460d9c04f7e07a597a01b67c8063...
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.