OpenTechnical

OT-2026-000068063

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three 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-2026-000068063) never changes.

Identity and time

Publication numberOT-2026-000068063 · never reused
Internal UUID01a0ae8f-c4fe-7d6d-9784-37945e2a8b82 · 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-2026-000068063
StatusPUBLIC

Content hashes

Canonical text48b607581005aebedb8b56ab70da6e2e13b3cabad12a52bf9f21b311ea364a29
Markdownbbe336fc4ce40d8cf82eb21fe5c3d51ba5746a4f30c0d945e0ab2730e7fe290e
PDF
Publication pageac33526f0de56c341aaf3388a0bfe781aafffa08973ff30884ea2684b20e6491
Manifest2912ff0e52a0ed279229b19e2d1d2653b59c7efa52cb96cde2be4025190a4071

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
SignatureXnDnn1uYiXOPFZc/cnmdLDAgyzEf23M216ZDp8gvHhDeqQ1JMXB1GsCi8zKVZl6DAigCinBKdbSWDSRfVnFvDQ==
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

2026-09-17T10:30:38.910207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068063
observed ac33526f0de56c341aaf3388a0bfe781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:38.891952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068063/manifest.json
observed 2912ff0e52a0ed279229b19e2d1d2653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:38.874094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068063/publication.md
observed bbe336fc4ce40d8cf82eb21fe5c3d51b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:38.855307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068063/publication.txt
observed 48b607581005aebedb8b56ab70da6e2e...
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.