OpenTechnical

OT-2026-000096750

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096750) never changes.

Identity and time

Publication numberOT-2026-000096750 · never reused
Internal UUID01a0aea0-a4ac-7a23-92bb-8a60a6d90c11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096750
StatusPUBLIC

Content hashes

Canonical textf37c9c86c895c78ebc8a04a676c3ffb0762a1bb934e88dc71ab833a0f016d9f7
Markdown29c6bf792235bcba20c81f15507282fd418b82537e84ba4a71cd524d194dfdbc
PDF
Publication page8beee4118c0f0f4adcca9a9fbeb53f5915c97e9ae2eb908b5dcc7a71c0d2d462
Manifestabb4f76f0bbd9a1945dee206026f7003bcf566f2b3f2c3e0f89a10d2cdbce45f

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
SignatureDAsmqpv/rjILa2ynaOD0p+ZdklAoa+LPD8qAorDACMU2SaMxgtxDq4vEAmLTcfedJy5ewalB7d5JH1VlyPySDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:19.605341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096750
observed 8beee4118c0f0f4adcca9a9fbeb53f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.588162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096750/manifest.json
observed abb4f76f0bbd9a1945dee206026f7003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.570255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096750/publication.md
observed 29c6bf792235bcba20c81f15507282fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.551399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096750/publication.txt
observed f37c9c86c895c78ebc8a04a676c3ffb0...
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.