OpenTechnical

OT-2026-000057654

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000057654) never changes.

Identity and time

Publication numberOT-2026-000057654 · never reused
Internal UUID01a0ae88-2694-7f57-bdf0-69d72c8159ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057654
StatusPUBLIC

Content hashes

Canonical textd999aa0a340f6f6ebc0858c026f8af42a62a96b55c746a04a7986ba5ecbfa746
Markdowne4e41addb6cd89b64647f38acbf9fe283b6bce40633a548a2335a7ede2f70c17
PDF
Publication pagec4990c8ab5c36055059a00385de85fc41ea7371ad9f2e75c3213e940484e947d
Manifest9c0c8db36152b2bfe121d6d1efaded1172b41a06c5c05b8cc854e60c8c70d07a

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
Signature1QPFGjVbU4/aILvzvKb02I+pDJPfU8L7dMZnhiQRbaBLkbG4v8VoNgKLP6l/SrzvxlDsc1etYaR+lcGM2MQmAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:13.285937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057654
observed c4990c8ab5c36055059a00385de85fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.267072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057654/manifest.json
observed 9c0c8db36152b2bfe121d6d1efaded11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.248059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057654/publication.md
observed e4e41addb6cd89b64647f38acbf9fe28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.231116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057654/publication.txt
observed d999aa0a340f6f6ebc0858c026f8af42...
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.