OpenTechnical

OT-2026-000069407

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two 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-2026-000069407) never changes.

Identity and time

Publication numberOT-2026-000069407 · never reused
Internal UUID01a0ae90-b529-7714-a51d-6ff135e60880 · 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-2026-000069407
StatusPUBLIC

Content hashes

Canonical text0e427db0f9f0ba230e10d30f4bd24fd4f6f01924a31ad66597e3656d22c0af4d
Markdown011b89d57d6d57099d7f34154ffc80eaef92d965daad44cbb847dea6271b9237
PDF
Publication page6a611c48ee6de577048dd86e4727120649b559d36dc1b66282bdd0c343d578f8
Manifest7b4e3828eeab4a321497ee170bf587a8dd2ed78f2e2e3e1b246e98dc1241252f

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
Signatureik5dg5Wj9GVSs78/Ky3qDFpUeImaR7YSXIPhXD7D0cLXrtJhdNevTuBOwStwQ2aIGxsZXBKSgaiEpPQPAp5xDA==
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

2026-09-17T10:30:20.208531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069407
observed 6a611c48ee6de577048dd86e47271206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.188988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069407/manifest.json
observed 7b4e3828eeab4a321497ee170bf587a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.171813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069407/publication.md
observed 011b89d57d6d57099d7f34154ffc80ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.154358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069407/publication.txt
observed 0e427db0f9f0ba230e10d30f4bd24fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.536477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069407
observed 6a611c48ee6de577048dd86e47271206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.519065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069407/manifest.json
observed 7b4e3828eeab4a321497ee170bf587a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.499958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069407/publication.md
observed 011b89d57d6d57099d7f34154ffc80ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.483427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069407/publication.txt
observed 0e427db0f9f0ba230e10d30f4bd24fd4...
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.