OpenTechnical

OT-2026-000064616

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000064616) never changes.

Identity and time

Publication numberOT-2026-000064616 · never reused
Internal UUID01a0ae8d-deb8-731d-836a-94152298209d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064616
StatusPUBLIC

Content hashes

Canonical text0002b765150533014083d9524a26ab65e1f43de7364af15c4cd2d4583c5d5f57
Markdownd7983fff2b6c463f36c3d2d08a4f3161516791cdaa89c7b02e050737eb3d0ffa
PDF
Publication page2add8abfa0b66934c860c786c06c69c0de169876563e4b2f5cc73e5d4fb073b7
Manifest3013924651879a865efc714d9c79fbc8b4c271f2de4794a5c5af4f2f0e2d8665

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
SignaturesQ1bc0jDhIJ8C3LEFY1ZHXl2pSLiaI4HPL8ifvYidtSYwrImOb8fifRFoeMe8zj3j4R7hXy9NmdQkNv4Y3heCw==
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

2026-09-17T10:35:23.673382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064616
observed 2add8abfa0b66934c860c786c06c69c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.655836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064616/manifest.json
observed 3013924651879a865efc714d9c79fbc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.637767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064616/publication.md
observed d7983fff2b6c463f36c3d2d08a4f3161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.619108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064616/publication.txt
observed 0002b765150533014083d9524a26ab65...
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.