OpenTechnical

OT-2026-000098823

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold 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-2026-000098823) never changes.

Identity and time

Publication numberOT-2026-000098823 · never reused
Internal UUID01a0aea2-42b0-79c2-ad6f-a597414d2422 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098823
StatusPUBLIC

Content hashes

Canonical text5c3e48c04e97f86a8ea317bc74ad316c79ce34874cefed037b61cd6b10772366
Markdown0d336f91b5f5a50e70d0bae82bc2e48b279edba4838aa5ab59ae58060e7fd3e6
PDF
Publication page61289e2fa0b06e629229b877b36fef3ec31a8f070e7fc0e7821bd5dc46143657
Manifest5d3d57b608cda4e0038fd0535633f3e4a5522a42ee51be1adab1a6704f247ac5

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
Signaturev7nh8GzhO9iqqlaKy9JTdM7NScnL24BbFu1clVm8ccicj0K5+FeMtdtkA07Yc1G0z0xzQ17RT5l6fPl9jgiYAA==
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

2026-09-17T09:31:09.569014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098823
observed 61289e2fa0b06e629229b877b36fef3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.552191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098823/manifest.json
observed 5d3d57b608cda4e0038fd0535633f3e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.536235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098823/publication.md
observed 0d336f91b5f5a50e70d0bae82bc2e48b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.519862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098823/publication.txt
observed 5c3e48c04e97f86a8ea317bc74ad316c...
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.