OpenTechnical

OT-2026-000086128

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000086128) never changes.

Identity and time

Publication numberOT-2026-000086128 · never reused
Internal UUID01a0ae99-e82b-7c4b-8151-8f798bf2b1c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086128
StatusPUBLIC

Content hashes

Canonical text1f26072cd142b3af04a50c13ad829f3f449b6c756cb30d8ae601c1024978013c
Markdown1bbad98c74dc4f2f658c107e2d0d6f1f52e9fb67928c99369ad1f94cf3f057d1
PDF
Publication page7a24c242e392e322b4aa5385ac810e8d3ae85e4299d6b6189e394524548ccdb5
Manifest09c37d2f50e2147da3f4e281d90ac6134adbe267e1e95a433bb818d297cdc532

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
SignatureNKBUN/MzKGz4Mvb1zwwKXIg11WOf5HlsXRmdYdnIurjnZ7wycuecDU4rEgKZ5kjRtFW6sClgdyw0GRz4X0z5Bg==
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

2026-09-17T09:53:47.236806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086128
observed 7a24c242e392e322b4aa5385ac810e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:47.219005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086128/manifest.json
observed 09c37d2f50e2147da3f4e281d90ac613...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:47.202773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086128/publication.md
observed 1bbad98c74dc4f2f658c107e2d0d6f1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:47.184903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086128/publication.txt
observed 1f26072cd142b3af04a50c13ad829f3f...
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.