OpenTechnical

OT-2026-000068000

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two 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-2026-000068000) never changes.

Identity and time

Publication numberOT-2026-000068000 · never reused
Internal UUID01a0ae8f-c4fd-79a3-ab76-7cb467dd832c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068000
StatusPUBLIC

Content hashes

Canonical text00dc34ed8fa67682bfc5b1d5339cf532b8f1e8e9a27f55c1650ccd0b388b9508
Markdownf3ff41c226c58df2e4613206b581b868462fa193521ab352b21e3f249cf46c3b
PDF
Publication page18b32d04704d0ce26c8c77629be3aca55d501f3c6263253fadd5ae18ce628e39
Manifestfe117c58824e88384e6bb40f92586bfd232be2ac58661f838a1d0760d0357208

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
Signature6pAcxP2Bln/rNmItfQKKyQqVXPh9SLMDeqeXkwC3ARMt6cc6iQ0tFTdhVgkfKQIEizu/gZvAe5105ej4jSRYBg==
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

2026-09-17T10:30:33.227170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068000
observed 18b32d04704d0ce26c8c77629be3aca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.208040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068000/manifest.json
observed fe117c58824e88384e6bb40f92586bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.189556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068000/publication.md
observed f3ff41c226c58df2e4613206b581b868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.171016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068000/publication.txt
observed 00dc34ed8fa67682bfc5b1d5339cf532...
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.