OpenTechnical

OT-2026-000085511

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000085511) never changes.

Identity and time

Publication numberOT-2026-000085511 · never reused
Internal UUID01a0ae99-aaac-72e4-8e7e-b433d10a1a92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085511
StatusPUBLIC

Content hashes

Canonical text6cee53ed490b7fb9846c5168aafb909da93b25ef43b60cb12f2dead67f686009
Markdown422995ed51cdd9b926f40c235a1a3c7979ce5b9c4e9d9dadccadb5e980ea8777
PDF
Publication page54a8a9cf21fea9f55211e705e9d41e3d93a8390a886e373e2dc4c88b836bd695
Manifestab229de13ad220a10529e6d1fdc262b5ea0213094913768521e3c8108dba4b5f

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
SignaturetXq4mCwlWGzUapADA2z0+cK5MdXaCLr+Dd+U+UQAumQHN7lcwr9zuCPqW7QGo3KoixCZiSTeM/J8bGp+SPbXCg==
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

2026-09-17T09:54:19.108512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085511
observed 54a8a9cf21fea9f55211e705e9d41e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:19.085765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085511/manifest.json
observed ab229de13ad220a10529e6d1fdc262b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:19.068658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085511/publication.md
observed 422995ed51cdd9b926f40c235a1a3c79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:19.049476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085511/publication.txt
observed 6cee53ed490b7fb9846c5168aafb909d...
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.