OpenTechnical

OT-2026-000038851

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000038851) never changes.

Identity and time

Publication numberOT-2026-000038851 · never reused
Internal UUID01a0ae78-769f-7afd-8435-664274dd579b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038851
StatusPUBLIC

Content hashes

Canonical text8720b57d11c10cf108e1832a66804da35cdbfe7e806337decc60e10b9627b009
Markdown45507fd67249138528d4819f702eed72d92d06884bd8949fc42157707c366cb6
PDF
Publication page2bd6769642e77e74025013b7142b099b083f4698aca9e2fdbe9a44a40a877b7c
Manifest0eff90ee0ec76d94bffe546d994497ec7b02661651e2a8b2d2280feba5d7a53c

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
SignatureL8RElOokC6kdLFb/hZvhOxyVuMr7okZf2/vtzowIv4BfLGbkqT5JQbjwDAHTE8TzpmMvNXElFfoWFL5ZrlNvAA==
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

2026-09-17T11:21:25.371097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038851
observed 2bd6769642e77e74025013b7142b099b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.354910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038851/manifest.json
observed 0eff90ee0ec76d94bffe546d994497ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.336469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038851/publication.md
observed 45507fd67249138528d4819f702eed72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.319179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038851/publication.txt
observed 8720b57d11c10cf108e1832a66804da3...
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.