OpenTechnical

OT-2026-000067690

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000067690) never changes.

Identity and time

Publication numberOT-2026-000067690 · never reused
Internal UUID01a0ae8f-6bdb-788b-b600-e15eee11d5cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067690
StatusPUBLIC

Content hashes

Canonical text173e39861455a073ed970cc2020828d65bfc771349f967319682354d2f2eff74
Markdownefbcb8a1da8a4216ae01c470e19b67dded4efab5672f7656a694c5773f4eb91d
PDF
Publication pagea6cdc3879f8adb5d2b8aff39545b08556b9a4d8d2743e883404ea9978288d581
Manifest06ee11dac657851d2705e3d8345c9a9363108a5212ffa06de097b3c8255c9f07

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
Signature7HD6O9ZREpUjpoUKYqxf1UcJUj3DWubxJygJP8f5mhKrMRk4l3XHmtYBl2frOoG4OteKIGSeViuVZHEo3v6/DQ==
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

2026-09-17T10:32:01.825536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067690
observed a6cdc3879f8adb5d2b8aff39545b0855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.808063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067690/manifest.json
observed 06ee11dac657851d2705e3d8345c9a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.788108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067690/publication.md
observed efbcb8a1da8a4216ae01c470e19b67dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.771304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067690/publication.txt
observed 173e39861455a073ed970cc2020828d6...
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.