OpenTechnical

OT-2026-000016441

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000016441) never changes.

Identity and time

Publication numberOT-2026-000016441 · never reused
Internal UUID01a0ae6e-2d13-7c75-a83c-80857ca0cdd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016441
StatusPUBLIC

Content hashes

Canonical text1c5685ca942f47ca7a50626e8d9e4ab385ed16659b51f21b9f02930092bea9b8
Markdown5046da7f6e1bcb2ee3c432c3c9c0724d0ade1162b334a31f331005710560f88e
PDF
Publication page3bc52f36c113aa320b55c575d6c95668e78d49c6740d129621371a878648b277
Manifest6033e161a6586de6efbc7ffccb9ee45ad1550cb79135c640215c7132c3a294be

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
Signaturetl2XcGwLMaOUNFeWXVwJCi9kGEDt7RZTRSNB2T6f9P7wb7oxdbcsQoTbR1zzcShGJMexyVWXQFpqWvdL8HqRBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:32.455933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016441
observed 3bc52f36c113aa320b55c575d6c95668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.438073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016441/manifest.json
observed 6033e161a6586de6efbc7ffccb9ee45a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.419444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016441/publication.md
observed 5046da7f6e1bcb2ee3c432c3c9c0724d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.399818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016441/publication.txt
observed 1c5685ca942f47ca7a50626e8d9e4ab3...
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.