OpenTechnical

OT-2026-000055754

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000055754) never changes.

Identity and time

Publication numberOT-2026-000055754 · never reused
Internal UUID01a0ae87-09cb-7a9c-bc0d-fc72bb1b8583 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055754
StatusPUBLIC

Content hashes

Canonical textb928c0a1e6f0d53ad0be3630c469714d7aa5e481a8d08a37fc381c9e9723ea3e
Markdownbf613d7064c5beb55a2103387f7499f3f6005ed33c4d1aa0fb917cc9aaa6462d
PDF
Publication page8168f0e93147b23ba098d1f491588a0cc5f6066ab5c40d35dcf65ad83abf886f
Manifest6ff458a71c5cb0b9b64114bd66b5096e3273ba96319c1944eeb0613c225d2f0f

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
SignatureTJUbjBXU2rc1vEoAZT5UYeMJtno30sN9E17nETCJxih52IOdy0qDoEKuGypQrNtRIBix2iFIDa3MvAqMtRi0AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:06.260566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055754
observed 8168f0e93147b23ba098d1f491588a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.243151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055754/manifest.json
observed 6ff458a71c5cb0b9b64114bd66b5096e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.225552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055754/publication.md
observed bf613d7064c5beb55a2103387f7499f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.208950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055754/publication.txt
observed b928c0a1e6f0d53ad0be3630c469714d...
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.