OpenTechnical

OT-2026-000074627

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000074627) never changes.

Identity and time

Publication numberOT-2026-000074627 · never reused
Internal UUID01a0ae93-ac2a-7007-bdcf-0f2c7dd43b10 · 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-2026-000074627
StatusPUBLIC

Content hashes

Canonical text168b2f6d22a83d7aafcc2e4198de04995b57122d89f4d86426b5d41088bd0fa0
Markdownc693fce1d437ba22420a68ec94e0dc4e734b7491b353ffc5bc0fc9f296ccc181
PDF
Publication paged6afc3e6abea7d47a9c36eeb3bc7e05610c7d24dcec58f387d35b2fc2fcba585
Manifest26ffbd7c0aa8a210ca09fde02430bc449ba88a96349c2af2224285920e9f56c0

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
Signature9CD0l4nAJpMEA86P9toZuXDe+MX6C1fW5Uxxjtw4W5LjSotCN3nvOuOlMwXoIz1uGJnNHX0aJrsi9vV0OwQ3BQ==
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

2026-09-17T10:18:10.456539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074627
observed d6afc3e6abea7d47a9c36eeb3bc7e056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:10.313512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074627/manifest.json
observed 26ffbd7c0aa8a210ca09fde02430bc44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:10.295291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074627/publication.md
observed c693fce1d437ba22420a68ec94e0dc4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:10.276043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074627/publication.txt
observed 168b2f6d22a83d7aafcc2e4198de0499...
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.