OpenTechnical

OT-2026-000076744

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000076744) never changes.

Identity and time

Publication numberOT-2026-000076744 · never reused
Internal UUID01a0ae94-b06f-7950-87c1-7bdf313a5197 · 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-2026-000076744
StatusPUBLIC

Content hashes

Canonical textf818df00fa8d164e3f15341b8a8defe80ad7f24c69b57f8ee65ed791c8161364
Markdown37b2d2b9ea6ba8cc75d158502ef8b1aa6313f492c2762f2b054e6be17b07189e
PDF
Publication page3f048c1922edab742fb3218ac9260e2f8b10f0fca91a8a0bb9ff4c0bb528cd56
Manifest4300a3c4224a21a6474bfea033ff116cd0fd662cf36dd34f1c83f51aaaa7acff

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
SignatureIZQFdgRC0m8PCl7Z9zI9xz9S96D2U2K1iIIupbUWnOPlhVBQvFcQ9LjqNn0hRFinZwyVDd3tqultWxWgbYYMAg==
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

2026-09-17T10:09:35.421991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076744
observed 3f048c1922edab742fb3218ac9260e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:35.402013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076744/manifest.json
observed 4300a3c4224a21a6474bfea033ff116c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:35.379899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076744/publication.md
observed 37b2d2b9ea6ba8cc75d158502ef8b1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:35.337799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076744/publication.txt
observed f818df00fa8d164e3f15341b8a8defe8...
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.