OpenTechnical

OT-2026-000071571

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000071571) never changes.

Identity and time

Publication numberOT-2026-000071571 · never reused
Internal UUID01a0ae91-e0ee-7799-8619-86156bab265d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071571
StatusPUBLIC

Content hashes

Canonical text8f92631c0aed08419ef2a857d3bffe55b559a5967b5255aa21a7b10a289fddff
Markdown5857ccb03e087f4fdbf4aafbe218cdbbd503d1ac05f4697b60034b9a97398a7e
PDF
Publication page4554e53f94a19749aa127dd3fe83454406fba830a2a823e328619acdc3519cb0
Manifestf858287bba16c1b11bdb854c71ff50eac57fd4f6cb064c117ed638d4ca2e4c8f

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
SignatureLYHEIFnZAfDygMFyntF3ufJCW/GuR0C6i02apVAXfHODkm+rveq0EkXSaqsVtNW49PWb8QGAtJaTsYnFUNYKBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:13.591051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071571
observed 4554e53f94a19749aa127dd3fe834544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.574921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071571/manifest.json
observed f858287bba16c1b11bdb854c71ff50ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.557623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071571/publication.md
observed 5857ccb03e087f4fdbf4aafbe218cdbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.540177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071571/publication.txt
observed 8f92631c0aed08419ef2a857d3bffe55...
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.