OpenTechnical

OT-2026-000065221

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000065221) never changes.

Identity and time

Publication numberOT-2026-000065221 · never reused
Internal UUID01a0ae8e-1df9-7811-8eea-cca025f3dd46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065221
StatusPUBLIC

Content hashes

Canonical text812c7779e5527cd0d45cbf0088ce7ef9cc663736c765cdde25b9662dd974de98
Markdownbf57796b0b82bffd7576bda14974c2fb8766b849df38f0584316d3e924bc1cee
PDF
Publication pagef4d20f57b6c86ed3950da270e0e55a3f5725c5ad35d7b83041bbdfcb9ad91f70
Manifestc4555a36a37b7b1d98aa54568e0bf6a896e75383d8847616658b485cbd1701c9

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
Signaturei+DL39OkerIdQTX7Ce+b3ozqplc1UMrZlyeQnMYDKScruEJwbwXVO3oDvPjtqJV3TZny1daKQbNA/n3lmedQAA==
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

2026-09-17T10:35:04.494552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065221
observed f4d20f57b6c86ed3950da270e0e55a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.477799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065221/manifest.json
observed c4555a36a37b7b1d98aa54568e0bf6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.459874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065221/publication.md
observed bf57796b0b82bffd7576bda14974c2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.441160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065221/publication.txt
observed 812c7779e5527cd0d45cbf0088ce7ef9...
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.