OpenTechnical

OT-2026-000062954

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000062954) never changes.

Identity and time

Publication numberOT-2026-000062954 · never reused
Internal UUID01a0ae8c-94a8-74ed-a0a4-ad6ecd5cb38f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062954
StatusPUBLIC

Content hashes

Canonical texte376bc7782911b4ae6625dfa0f2a82ad505f3286655a7a6663ad0c74e56e9aa5
Markdownd92bf97aa6805db4ec2ab10c9313f2fbb1c9010184d1584537d75c157fa55a41
PDF
Publication pageb9022dbe882e102d14c978572a4ca79d9064430d8bd0091befc0b93a3fa11a83
Manifestc9d03057ea6cd748a3840dbc5e3eb6ad394851f22a96487d19ef01a1811e4d94

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
SignatureaBxs8/81ph6Gset6j49y4UGMmiNZDEllYIL5guQXqllljil7t6A9V1zhNHzjbij/FzWnGd+2jksvd/yhrSqxCg==
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

2026-09-17T10:40:27.644581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062954
observed b9022dbe882e102d14c978572a4ca79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.623489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062954/manifest.json
observed c9d03057ea6cd748a3840dbc5e3eb6ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.601731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062954/publication.md
observed d92bf97aa6805db4ec2ab10c9313f2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.578099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062954/publication.txt
observed e376bc7782911b4ae6625dfa0f2a82ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.938967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062954
observed b9022dbe882e102d14c978572a4ca79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.922244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062954/manifest.json
observed c9d03057ea6cd748a3840dbc5e3eb6ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.905596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062954/publication.md
observed d92bf97aa6805db4ec2ab10c9313f2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.889345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062954/publication.txt
observed e376bc7782911b4ae6625dfa0f2a82ad...
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.