OpenTechnical

OT-2026-000069455

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000069455) never changes.

Identity and time

Publication numberOT-2026-000069455 · never reused
Internal UUID01a0ae90-b52a-7286-a701-61ee1e8abe96 · 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-2026-000069455
StatusPUBLIC

Content hashes

Canonical textecb713324b6fe27d2fa9b2179eef8b769d422c4c37c7651bf63aa09a724dfb8d
Markdowna58de5284aed8dd8175bdb3fe67a6d581484876c2c522937626b76f3ce358a9d
PDF
Publication pagee3c089210bfea4b09b565fcd44defa9c1cfe78028da256b2d6766d498775a623
Manifestd3a5e21b250ddc200b2e3cbe78361ccdc8a321de8063258feebf5126f539140e

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
SignatureEWRvvV9ytCT5vVH4Q2LvK7MpXOoU2OoMVhqlrBA3nkkG5r5hBq0fKptoh3l9oc82FzFRcJ7yeJpFs/X0HQQyDA==
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

2026-09-17T10:30:31.542912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069455
observed e3c089210bfea4b09b565fcd44defa9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:31.526610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069455/manifest.json
observed d3a5e21b250ddc200b2e3cbe78361ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:31.507975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069455/publication.md
observed a58de5284aed8dd8175bdb3fe67a6d58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:31.490740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069455/publication.txt
observed ecb713324b6fe27d2fa9b2179eef8b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:04.406324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069455
observed e3c089210bfea4b09b565fcd44defa9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:04.390292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069455/manifest.json
observed d3a5e21b250ddc200b2e3cbe78361ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:04.373785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069455/publication.md
observed a58de5284aed8dd8175bdb3fe67a6d58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:04.357531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069455/publication.txt
observed ecb713324b6fe27d2fa9b2179eef8b76...
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.