OpenTechnical

OT-2026-000075102

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000075102) never changes.

Identity and time

Publication numberOT-2026-000075102 · never reused
Internal UUID01a0ae93-ac2e-71ba-961e-c3ee0b56eb64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075102
StatusPUBLIC

Content hashes

Canonical textcbbb9c3fedd8cff93619551f9d8e2b0e9adfe2091061fb1b1b553b4066c80c97
Markdownb69e01cbb51f86c207422615ee6abc94e743c88680df51554e3e3b2efff8f4f5
PDF
Publication paged8330e6b517956c99f1af3730d6076818d2eece4edf737f0963bc3f23a6b1bd5
Manifest3b12285a50293c13d42465caa13cc0f87e48837e3e8763c0f60e3ac77bea42d1

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
SignatureKLZsF2PH5D/BkbJq5FFLSHl5P0nDKTpmCOiRdxVxdL/nmgPcYLH6BH2HWlVnF1xQ+RMjPF/BkVQ6GjlOx4zyCg==
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

2026-09-17T10:18:55.608232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075102
observed d8330e6b517956c99f1af3730d607681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.590138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075102/manifest.json
observed 3b12285a50293c13d42465caa13cc0f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.573658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075102/publication.md
observed b69e01cbb51f86c207422615ee6abc94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.556833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075102/publication.txt
observed cbbb9c3fedd8cff93619551f9d8e2b0e...
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.