OpenTechnical

OT-2026-000055138

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented before set-down

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-2026-000055138) never changes.

Identity and time

Publication numberOT-2026-000055138 · never reused
Internal UUID01a0ae86-5e82-7051-bbe1-a853aa3b8cbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055138
StatusPUBLIC

Content hashes

Canonical textd47e529d3b8d9cada14ccd55a446f970d66f218ad26de611b339eb33601e7efe
Markdowna11b0ebf649e062ecd866bd2ebf1f04175772a0a7c62228763e921f7ffef3f97
PDF
Publication pageede3411e22c9733198125566c97667ede54e5f16846a9a0f878ac4562af65673
Manifesta13488cda9d9265a59620e3c6b96ede8f2d620455216212f4c17265b170d33c5

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
Signature2mfmZ8XyWDbpYwb9KPzBxdEtudTM9yuLwKGbZcpI6jiaXbdJsJBx18gluWYUTB7BVgngTu/VikiixzTyL+LpDA==
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

2026-09-17T10:53:18.777400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055138
observed ede3411e22c9733198125566c97667ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.758445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055138/manifest.json
observed a13488cda9d9265a59620e3c6b96ede8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.736369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055138/publication.md
observed a11b0ebf649e062ecd866bd2ebf1f041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.715783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055138/publication.txt
observed d47e529d3b8d9cada14ccd55a446f970...
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.