OpenTechnical

OT-2026-000093478

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000093478) never changes.

Identity and time

Publication numberOT-2026-000093478 · never reused
Internal UUID01a0ae9e-508a-70c9-ba24-191576409d15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093478
StatusPUBLIC

Content hashes

Canonical text1c1f35fa1188402464b34c6277b4893ec8bbc06c02a5a8d37b5d23f4a7563ba5
Markdown071c4a2f95a43ee3610d5db69f36ed8fbac5b37fa9453e0133ac5a5f65e7f0bd
PDF
Publication pageaa308a3e2dfb03e73580cbf56a6c3746340a63e8e8bc849598e2492ee3156e52
Manifestea4e6f6c78c8e554bd4ec7338eafe3786f777ca1a4d7f87e4c8236b1cf7f3ffb

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
SignatureZ+xHgjzG2ihDMJS26F97qJ1kA1sN2j4Ave1IV8ZAQ+nMS1ncRxfYlWKBnqG5uELaOj4nud8wxv7AqozuGb3oBw==
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

2026-09-17T09:40:24.976686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093478
observed aa308a3e2dfb03e73580cbf56a6c3746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.958372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093478/manifest.json
observed ea4e6f6c78c8e554bd4ec7338eafe378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.939285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093478/publication.md
observed 071c4a2f95a43ee3610d5db69f36ed8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.919839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093478/publication.txt
observed 1c1f35fa1188402464b34c6277b4893e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:29.033402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093478
observed aa308a3e2dfb03e73580cbf56a6c3746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:29.015520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093478/manifest.json
observed ea4e6f6c78c8e554bd4ec7338eafe378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.998746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093478/publication.md
observed 071c4a2f95a43ee3610d5db69f36ed8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.981702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093478/publication.txt
observed 1c1f35fa1188402464b34c6277b4893e...
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.