OpenTechnical

OT-2026-000016481

Publication integrity record

Four cup vacuum gripper, four 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-2026-000016481) never changes.

Identity and time

Publication numberOT-2026-000016481 · never reused
Internal UUID01a0ae6e-2d13-728a-9aca-b5bd73406117 · 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-2026-000016481
StatusPUBLIC

Content hashes

Canonical text7e0853e5f0d28bd3c4bfaf4829ce5288a31cb139f3a9d3e2cbf2cc20e65732f8
Markdown90c20d406defcb857938c6901fab9875ca0e567e6c9751595b99ad3113a12699
PDF
Publication pageb5e118f8cb82e14bdb58cb6a057814ec241033aaf7c4688bf22ddc78d9cbdf2c
Manifest3f0fb7ff1e65e6d9b9fb51b197e4e8acc89c5017f45de5bda06fc607fef44fea

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
SignatureV6PjRENiPzrecsEVYaYgxhuRwwnRzPn2k36j/kI/W7kRdA0NE5LeJTmCOsN/SyTwmqWvqVIDL0BTqA3026iaCQ==
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

2026-09-17T12:04:41.091257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016481
observed b5e118f8cb82e14bdb58cb6a057814ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.073617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016481/manifest.json
observed 3f0fb7ff1e65e6d9b9fb51b197e4e8ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.055954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016481/publication.md
observed 90c20d406defcb857938c6901fab9875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.037530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016481/publication.txt
observed 7e0853e5f0d28bd3c4bfaf4829ce5288...
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.