OpenTechnical

OT-2026-000039562

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000039562) never changes.

Identity and time

Publication numberOT-2026-000039562 · never reused
Internal UUID01a0ae78-d8d3-72de-b74f-d7b45f725019 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039562
StatusPUBLIC

Content hashes

Canonical textc9ff7e0fe62dd263f9270f931b9075770956dc1f4c9b1b7b112196dd875bc707
Markdown57c59e4c49a3f8fff6e4901506d452925ad01add6c0bd9f360d314407d3be3e8
PDF
Publication page15b0498b7789136f093ac44c7acde9bf9d4872d6adbf63895df8050ef6e1d8fc
Manifest846def978bc59ee6c2b28c4169222bb68d8ac5ce0a79f58efa8a220c8effb85a

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
SignaturexwlHQDz+eLNiwjVTWoKNxoHC7eML1rzlk0sL9MctPT2KmYt+YqMmuY5qd4U3O8d3cx2kDyI7eBDvu5BhdHSdAQ==
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

2026-09-17T11:19:43.125962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039562
observed 15b0498b7789136f093ac44c7acde9bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.108654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039562/manifest.json
observed 846def978bc59ee6c2b28c4169222bb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.088832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039562/publication.md
observed 57c59e4c49a3f8fff6e4901506d45292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.070010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039562/publication.txt
observed c9ff7e0fe62dd263f9270f931b907577...
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.