OpenTechnical

OT-2026-000095648

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump 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-2026-000095648) never changes.

Identity and time

Publication numberOT-2026-000095648 · never reused
Internal UUID01a0ae9f-fac4-7e05-8de5-0fb378b2e92c · 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-2026-000095648
StatusPUBLIC

Content hashes

Canonical texta2110dd737c7c1b95dbb2370a1dd70a4e8f0004b63f04062e031a11e261b1b5d
Markdown80d32f847dd8e976b0073298fdc826c93a724a7d4cfbc0af4be87da9feffeaab
PDF
Publication page7024a60d974c5a83b10b8ce9337044ca6d0b68bfe0e8b036cf854af83125a0bb
Manifest7d33fc554e0057877160fdc9ccedd33809c8790dba1acee69a5b09024c3559b0

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
SignatureZgQ4p4uftZ0hZFFr3zlHZ4hspMmYzwjKRVyRTBJbp7CNNkVVmIfDYvoKL8uQ9j4dzmg8XLt2hRVW30gxDaTKCg==
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

2026-09-17T09:35:06.850076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095648
observed 7024a60d974c5a83b10b8ce9337044ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.832803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095648/manifest.json
observed 7d33fc554e0057877160fdc9ccedd338...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.815704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095648/publication.md
observed 80d32f847dd8e976b0073298fdc826c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.797767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095648/publication.txt
observed a2110dd737c7c1b95dbb2370a1dd70a4...
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.