OpenTechnical

OT-2026-000095773

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000095773) never changes.

Identity and time

Publication numberOT-2026-000095773 · never reused
Internal UUID01a0ae9f-fac6-79c6-847a-85c00f3081b0 · 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-2026-000095773
StatusPUBLIC

Content hashes

Canonical text0726935dd6dfdb2cbfe9d65ab4aaf4eecefaa471e4360f561ca5ad5307b6f92c
Markdown6d0227166106a77f5cd94b1c70c9789a8fb72b794a07302f7d42f9457a0107d0
PDF
Publication pagefabb7e6b73c48e1610353064bbc4a0745e4b56722fd310b247c1e61555810d96
Manifest775a56f426c071139aa4f32d87b530cdc437dbb8d919b9c2e795d2458fc3a642

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
Signaturey2pUyuLc+sAg8hx4ulaLVWNLTO8hZcN0mQi/72FKWc5NL5nlVw5JPXRBkyhX8/D4+AMEru6JteRMrCrKx/yOCA==
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

2026-09-17T09:35:50.307726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095773
observed fabb7e6b73c48e1610353064bbc4a074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.287458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095773/manifest.json
observed 775a56f426c071139aa4f32d87b530cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.268216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095773/publication.md
observed 6d0227166106a77f5cd94b1c70c9789a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.248934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095773/publication.txt
observed 0726935dd6dfdb2cbfe9d65ab4aaf4ee...
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.