OpenTechnical

OT-2026-000082179

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000082179) never changes.

Identity and time

Publication numberOT-2026-000082179 · never reused
Internal UUID01a0ae97-4d93-7940-952e-ba52282e8a9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082179
StatusPUBLIC

Content hashes

Canonical textcfdd4295be3520ea3e6980e3da6a9c48265bff5f080acb46124d5016926fd2e7
Markdown4b56a5b98d00fd736cc56e8f6b2eed88486859188067dafc5d08d7334239cf02
PDF
Publication page1ec1785fcc9245006d783ab197e4c594bef7a567114ba8d1ad34b8b0ab4b45ad
Manifest72669653595c6fdd2ff924adf5b282cccdd45afc1bd7b26e74c5cd91da67d7a1

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
Signatures4Hrtiab03Ao81egoJro5rAkfpXiubF4asZQ1v+nHFfqhf520dUUyalmsiUNR8+yocde7q23/3YxuN/+ZnjhDw==
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

2026-09-17T09:59:00.400590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082179
observed 1ec1785fcc9245006d783ab197e4c594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.383730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082179/manifest.json
observed 72669653595c6fdd2ff924adf5b282cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.368004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082179/publication.md
observed 4b56a5b98d00fd736cc56e8f6b2eed88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.351885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082179/publication.txt
observed cfdd4295be3520ea3e6980e3da6a9c48...
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.