OpenTechnical

OT-2026-000073737

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000073737) never changes.

Identity and time

Publication numberOT-2026-000073737 · never reused
Internal UUID01a0ae93-2b8d-7208-a48c-fe91b2c38b89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073737
StatusPUBLIC

Content hashes

Canonical text0a264e97902e6639ffab24e0798fe80906b0533b763549ba76aa9fd57e9b19ad
Markdown531457ad015930981e2a2f902244098924a687c61dc271f1ce42314c308c6b47
PDF
Publication page1e61ec73877d2e526f76be019ed5d376b97ce2c885ec1554e4b2c3e601eb8c21
Manifestdfb4bd904c4d8c401c9a4961cb813947aeaad0b171ab110df6120cd8eb1ef151

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
Signatureb5W3ek/q6Zh71wonR4LEYRIRV2In5ZZBzKQz+A7w7gJEXPItbKKYFC4nRYhjECn+/S2Kc5B6awlf7AJukLgjCQ==
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

2026-09-17T10:19:49.011542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073737
observed 1e61ec73877d2e526f76be019ed5d376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.989883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073737/manifest.json
observed dfb4bd904c4d8c401c9a4961cb813947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.969116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073737/publication.md
observed 531457ad015930981e2a2f9022440989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.947528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073737/publication.txt
observed 0a264e97902e6639ffab24e0798fe809...
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.