OpenTechnical

OT-2026-000081177

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, sustained 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-2026-000081177) never changes.

Identity and time

Publication numberOT-2026-000081177 · never reused
Internal UUID01a0ae96-f373-76dd-b413-f620c521f6ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081177
StatusPUBLIC

Content hashes

Canonical textd5cc7030105cd711c230195f716903c8cbc0e8183e6f4d01951f3748eb9ac879
Markdownbfc6a23451dd9da01a29935e24f63527df9c3f4fc3f6ca30d0783d7d3b17d7c4
PDF
Publication page53aaad99b391d8c3969aa2b1972a43b043cec9d05060d2591f18d8e027f61c58
Manifest325227df015cb22e1b393781da3d90633f8c5715c8916adcd8f74b5acc41c3d7

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
SignatureJq4djmc4qYkYI5G03d8WtsLGXqwk0Ghsa3YW4EVahbW/GEANM1wCzAM3IGk0c4EWw7z2UB6QFCm24+cWQ3lmBQ==
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

2026-09-17T10:01:14.596746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081177
observed 53aaad99b391d8c3969aa2b1972a43b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:14.570220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081177/manifest.json
observed 325227df015cb22e1b393781da3d9063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:14.551151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081177/publication.md
observed bfc6a23451dd9da01a29935e24f63527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:14.527367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081177/publication.txt
observed d5cc7030105cd711c230195f716903c8...
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.