OpenTechnical

OT-2026-000060719

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000060719) never changes.

Identity and time

Publication numberOT-2026-000060719 · never reused
Internal UUID01a0ae8a-b7ce-7193-a385-8badedc898fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060719
StatusPUBLIC

Content hashes

Canonical text03bda5880ad093e2fe2bb4dec425ef400c3c1824e0843db79e11d4f4c6f3df9a
Markdown56e910881e15264cdb880db4a4116585285454c6b190c150a2cfda18e6a429ea
PDF
Publication page82aea38942efe9268ebf25bd222c962c4b985fb134f747cf89674550a93ad3ed
Manifesta916b3a6d9ee6563b11b19f686b183b9750e893d7254650eb83dae15526b4800

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
SignatureE0DL4sRwGHyteb7ZfSAByB8+wiKUD2TDA/IyhZYQJtayMaoCPN8Q+a7Mk1WQFReeN1IgCMEXfOId4srSDi0MDg==
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...

Independent retrieval

2026-09-17T10:43:26.868702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060719
observed 82aea38942efe9268ebf25bd222c962c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:26.849529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060719/manifest.json
observed a916b3a6d9ee6563b11b19f686b183b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:26.830301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060719/publication.md
observed 56e910881e15264cdb880db4a4116585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:26.811262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060719/publication.txt
observed 03bda5880ad093e2fe2bb4dec425ef40...
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.