OpenTechnical

OT-2026-000094145

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000094145) never changes.

Identity and time

Publication numberOT-2026-000094145 · never reused
Internal UUID01a0ae9e-92cb-7be3-9339-746326fbd828 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094145
StatusPUBLIC

Content hashes

Canonical text885b18821f35f3ccbb13d7e48267224261b1beee49fddb6f49f4c2e7764dafcf
Markdown87438c089aab9929dc0452d5fcb3f11722faf801a54c206e8d28b3a1e0846393
PDF
Publication page6c5704c9e132ceec1161c8e8c67464cb3a7abbc8cefd15a6e7f74139f8f1de72
Manifest2385f3fa6675a4d7a9c1c54a4b1a58958fc3d398b02d36432cbc6fdabbafa362

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
SignatureDayqCkJfx86SqgwkxszKG9Hz1MiLRAhCE63up132aqPS8ugOxs2iU0AYHiQ7hn1j1jiRzmXwjUYlx8lc6kD2AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:35.960164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094145
observed 6c5704c9e132ceec1161c8e8c67464cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.942673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094145/manifest.json
observed 2385f3fa6675a4d7a9c1c54a4b1a5895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.919894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094145/publication.md
observed 87438c089aab9929dc0452d5fcb3f117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.902480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094145/publication.txt
observed 885b18821f35f3ccbb13d7e482672242...
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.