OpenTechnical

OT-2026-000036745

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000036745) never changes.

Identity and time

Publication numberOT-2026-000036745 · never reused
Internal UUID01a0ae77-46e8-7d50-b86f-345453ceabc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036745
StatusPUBLIC

Content hashes

Canonical textff4e805af5be9782acf4ecfae25f9f16694ca741835792c1e2b311862193c699
Markdown32b9f812c16762b55b0771815ae7a818826b418c111b9bbfd1636bc31f7c2aaf
PDF
Publication pagedd1ca46cbd6750f27d100d7cef5d572373742687207e4567e0503d37cda9fb15
Manifest5fbad13d5f335144085ff2452c664179621dcbfa434499bf697741521cd86327

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
SignatureQ/1I0JUwXwBrX1oFzbdLHaIaO7YxPXXh0IMbNWfrYJvTtgy9ki53VmgxVzEEgb8BeQnd4cyTJE2/8qMmSS4SBQ==
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

2026-09-17T11:26:06.789648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036745
observed dd1ca46cbd6750f27d100d7cef5d5723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.773813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036745/manifest.json
observed 5fbad13d5f335144085ff2452c664179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.757314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036745/publication.md
observed 32b9f812c16762b55b0771815ae7a818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.741429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036745/publication.txt
observed ff4e805af5be9782acf4ecfae25f9f16...
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.