OpenTechnical

OT-2026-000076992

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000076992) never changes.

Identity and time

Publication numberOT-2026-000076992 · never reused
Internal UUID01a0ae94-b071-7afc-a0c5-d0047ef4e2b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076992
StatusPUBLIC

Content hashes

Canonical text0319332aed056793891a16a757cedbeb85dc3a1e9129e8f4c0ffdcf2bed79f60
Markdown57a87b9445fcd1a6df5657d0043779388a92df04c8ae28e99017192fa51e34ee
PDF
Publication page3f19e9fc2c6604507f30ee9e28b22ade1b57873e9d4c5b17c2ea1e23574175eb
Manifest6ea8bb101b4cd09f5649f3642b122ef4770af0a7e4bc390e621ca0765ecb8c08

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
SignatureyNzvvW2Ky3O1dOcHYIRi5HCIhJ1aiRAXV7hE8qQ44toOpKdOhg0Q+IPVsvs+KyTwTvXGv8nNkWaIpLQ6JiqdDg==
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

2026-09-17T10:10:18.553712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076992
observed 3f19e9fc2c6604507f30ee9e28b22ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:18.532637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076992/manifest.json
observed 6ea8bb101b4cd09f5649f3642b122ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:18.513165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076992/publication.md
observed 57a87b9445fcd1a6df5657d004377938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:18.494369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076992/publication.txt
observed 0319332aed056793891a16a757cedbeb...
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.