OpenTechnical

OT-2026-000080936

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000080936) never changes.

Identity and time

Publication numberOT-2026-000080936 · never reused
Internal UUID01a0ae96-b975-7b6c-90b3-8c15e3536127 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080936
StatusPUBLIC

Content hashes

Canonical text8e9614310cdcfcb4f3623f910e5dbf83a556913f75eed8b57f26352e24a2f31b
Markdown3d7ad638bc100c3b63928a1561cd15c5935ec2a46301cccb375868248123aa5f
PDF
Publication page3c0e6b2f2570784f77dfb77b999633570b89193f79a18b22c6693ca8624ca08e
Manifestf617fbd21d9a74183eaae433062d43a14aaa17b8cacbca39292bb33e94e87aa3

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
Signatureq4AxkYJJQlF45x0oAJhJMh6EDUXt6EffnsFqSgYcpq4JXCurLCGVUznfhYbQD//NkLYVtwpG31CU79/TZzkqAg==
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

2026-09-17T10:02:08.549532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080936
observed 3c0e6b2f2570784f77dfb77b99963357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.531106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080936/manifest.json
observed f617fbd21d9a74183eaae433062d43a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.515408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080936/publication.md
observed 3d7ad638bc100c3b63928a1561cd15c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.499007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080936/publication.txt
observed 8e9614310cdcfcb4f3623f910e5dbf83...
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.