OpenTechnical

OT-2026-000016775

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000016775) never changes.

Identity and time

Publication numberOT-2026-000016775 · never reused
Internal UUID01a0ae6e-5919-74d0-bf3f-009ff465e714 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016775
StatusPUBLIC

Content hashes

Canonical textb4e0afeffc6206d5efc4298f508fd33a5a618b1ccae9aee96630fd1a41630e54
Markdown12d5e6aeb7d44e01630212793fc3458f8deafb80e13a41f4bbcaf093853415fd
PDF
Publication pagee0aea4edf296e01f7bda662915aa0788a70e714a5d6293b84ab15a2bed8ea6cc
Manifest556ac1cdd65f9db99656f2a6e442c34858ed8368138d9be7c6337502a9f536e4

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
Signature8VvTk0pZXsH5HfP2k7r7esbyklnZvqiWSxC5peu6Tx8sgDJ8aEaBExPvUuzg9mUhk80hW+mcXNveawNrE5lUBw==
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

2026-09-17T12:03:01.020967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016775
observed e0aea4edf296e01f7bda662915aa0788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:01.003888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016775/manifest.json
observed 556ac1cdd65f9db99656f2a6e442c348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.987787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016775/publication.md
observed 12d5e6aeb7d44e01630212793fc3458f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.970982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016775/publication.txt
observed b4e0afeffc6206d5efc4298f508fd33a...
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.