OpenTechnical

OT-2026-000046893

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046893) never changes.

Identity and time

Publication numberOT-2026-000046893 · never reused
Internal UUID01a0ae7e-d0f5-7210-a060-d13be0335156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046893
StatusPUBLIC

Content hashes

Canonical texta51aa12fe2dfa3ac999b79313423da198389b23d78129c5e97fcb62171462a2e
Markdown19149d7634bc623176bac3f02a1a85d6b4f23216c564eb1707819653eb0d5a5c
PDF
Publication page966b48575191331703bfe5bd59bf8c4c6007a9c2d6b616a184ddd936f4d61337
Manifest03007e7cbe27f67bcfef22430cc8462e774145f99b4b1aadf50dfd5ab4b6d379

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
Signature32LOn2aBiObDWER5bMkMWSw+s9eVtyKeqQyfeK68GbEUyHwxuNha6CxYucEu9JClh3y/y2O7RCIlMZAB5N8FBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:07:00.413290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046893
observed 966b48575191331703bfe5bd59bf8c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.394160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046893/manifest.json
observed 03007e7cbe27f67bcfef22430cc8462e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.375491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046893/publication.md
observed 19149d7634bc623176bac3f02a1a85d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.356951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046893/publication.txt
observed a51aa12fe2dfa3ac999b79313423da19...
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.