OpenTechnical

OT-2026-000095865

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095865) never changes.

Identity and time

Publication numberOT-2026-000095865 · never reused
Internal UUID01a0ae9f-fac7-7db1-9131-ebc7f036db58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095865
StatusPUBLIC

Content hashes

Canonical text58f21fda6f5906bc337ee283503f409d8549ee6d3f12725ea6a73bc35b2a9241
Markdownce60e542c30c2ecc6359545b5ecbdcc749731c5ff00c2201335d7484779f7b03
PDF
Publication pagec2c5bf8465a561cade5abfdc604112c0aabe7091a664e68aeeb1b4a59dc95ca5
Manifest3b5aaa9c714be54ad1cf23d2df50c0d946e4ca43647d7b6dc61def39c2edac92

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
Signature2ZWrC2iHSV1D0zoyncbNFCQDsLEs2cH0ixRAC1aAHDD4kRAx2I3fsNNeofeFFVQqTeJAYWsuezqFcntUR+6mBA==
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

2026-09-17T09:35:57.523123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095865
observed c2c5bf8465a561cade5abfdc604112c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.504343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095865/manifest.json
observed 3b5aaa9c714be54ad1cf23d2df50c0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.485447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095865/publication.md
observed ce60e542c30c2ecc6359545b5ecbdcc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.466297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095865/publication.txt
observed 58f21fda6f5906bc337ee283503f409d...
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.