OpenTechnical

OT-2026-000082263

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000082263) never changes.

Identity and time

Publication numberOT-2026-000082263 · never reused
Internal UUID01a0ae97-4d94-7a1a-8f6e-33689ad676b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082263
StatusPUBLIC

Content hashes

Canonical textd0344162ddc341da6310b5af30aab861c16f38c46262b0bedd92ebd46ccb86b8
Markdownbd8af853c590bb07e34af49d16c2f3525621a45832b2dda91d8941b19d77c35d
PDF
Publication page33e81d51c3998babb9bf1681fdaadca07cb25d6b7d089020c0b65786c4234b6a
Manifest35fad4557f473c583629a45053d56e3dc2c4909acf6e113c1f746af48ba2f5d1

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
SignatureWnxZUwP7gA36R8TyFvtw3LAjMqih+KDIEw+OHI616/X7f5PMIvZYn3GY/dqypP52OSbBlegBmmRWaiJpvnt0CQ==
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

2026-09-17T09:59:06.989974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082263
observed 33e81d51c3998babb9bf1681fdaadca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.972510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082263/manifest.json
observed 35fad4557f473c583629a45053d56e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.955849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082263/publication.md
observed bd8af853c590bb07e34af49d16c2f352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.938219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082263/publication.txt
observed d0344162ddc341da6310b5af30aab861...
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.