OpenTechnical

OT-2026-000079865

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, 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-2026-000079865) never changes.

Identity and time

Publication numberOT-2026-000079865 · never reused
Internal UUID01a0ae96-4376-7ba8-89ba-a56e4fc29942 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079865
StatusPUBLIC

Content hashes

Canonical text59dd07a9a129b38072a3317343840c97519fee8c27350076f314518da501fa10
Markdown9db4c52e54511265ceb0c0e13e49f7751d6985a7099b3a6ccfdb252d533b0e8b
PDF
Publication page3343f62c61ea7b5d816fbfe21cc331c6035bdab29f6c52a3a22d612e951fb91d
Manifest1c652eab854fbe4c7535ce272ac459dde53687ec78a6efa1374b1f6eb65defdb

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
SignatureQ/EeS7gkEK/AAENHuX25Nf3ORyxhCEsKdf9uG8uA+0nFwlLCzdkUiT+D0VcgV4VyuytGUiv5/0QBqJFzyZorAw==
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

2026-09-17T10:03:45.351120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079865
observed 3343f62c61ea7b5d816fbfe21cc331c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:45.332802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079865/manifest.json
observed 1c652eab854fbe4c7535ce272ac459dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:45.315385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079865/publication.md
observed 9db4c52e54511265ceb0c0e13e49f775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:45.297524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079865/publication.txt
observed 59dd07a9a129b38072a3317343840c97...
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.