OpenTechnical

OT-2026-000085961

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000085961) never changes.

Identity and time

Publication numberOT-2026-000085961 · never reused
Internal UUID01a0ae99-e82a-7b18-a539-d0a015ab93c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085961
StatusPUBLIC

Content hashes

Canonical texte90770c85f9fd7b2b2d48a92ddd46f65131331be9e02373b0bbefe6528676f2f
Markdown9b985bf18673d1c037c58e5d2374a5e484aae315ea0a596c62c030c95dcd247d
PDF
Publication page9c22301f9f174f2ae13853837a364ea7ef6ab24524e58c574c1e7592877a75e5
Manifestb0d2dfc40d2f9017c05a04d7d442ffbb35139fad075d6c3d353667d03c319425

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
SignaturedHp07yl4hZIgYgmup6XNta6joh5z+qaA3iIG74oDO7CdJK9XTyF9yarfkixiWhp9CSeT/i4OuGVU3h7lnuURDg==
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

2026-09-17T09:52:55.615449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085961
observed 9c22301f9f174f2ae13853837a364ea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.595577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085961/manifest.json
observed b0d2dfc40d2f9017c05a04d7d442ffbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.578004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085961/publication.md
observed 9b985bf18673d1c037c58e5d2374a5e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.559795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085961/publication.txt
observed e90770c85f9fd7b2b2d48a92ddd46f65...
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.