OpenTechnical

OT-2026-000067535

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000067535) never changes.

Identity and time

Publication numberOT-2026-000067535 · never reused
Internal UUID01a0ae8f-6bda-7acc-b96e-2cbe51b74307 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067535
StatusPUBLIC

Content hashes

Canonical textc63426309a54af0527b42638a1d29e323a955110be88130b66355571857b629c
Markdown62840a5ea7109732bd845f2d7352dcbf3bf8a0aa0d92934f6f4626264a34a117
PDF
Publication page07fe6e8a329c54fc913ba03d94b5898c38af461da7c95e92d8509ea2b08abe17
Manifestd405b882f2a7d5644a14b508c2b9ab7838fc711523be1b23d256d8e471b69355

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
SignatureCMLBuv2Nnr5U9AaaTNoTyQNRwwoZWzP6ONgkLhgsuvJ2nvLNavAmTrA3JvQUUcbKjwD4osH+SSnltGMQx/AdCA==
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

2026-09-17T10:31:50.315377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067535
observed 07fe6e8a329c54fc913ba03d94b5898c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.296255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067535/manifest.json
observed d405b882f2a7d5644a14b508c2b9ab78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.278476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067535/publication.md
observed 62840a5ea7109732bd845f2d7352dcbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.260133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067535/publication.txt
observed c63426309a54af0527b42638a1d29e32...
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.