OpenTechnical

OT-2026-000061788

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061788) never changes.

Identity and time

Publication numberOT-2026-000061788 · never reused
Internal UUID01a0ae8b-b8ac-73a6-937a-de07540c4d63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061788
StatusPUBLIC

Content hashes

Canonical text05d10426d695fb2206d446adfc0e7f979624f29c24c3d1c47d6d9f885c170125
Markdown6046413ee359d9ec81865d1b5a5e23f68b0588b125058729806db5fdfd3e6ba1
PDF
Publication page4dd137292728be81c9cadb1f17a64dcf59caaaf0dde2dd9401868546035c7ad9
Manifest6a7ed552fbce6055130fc7ea7634cdb88e8755433ea7b6f8aa148d5640f0cfc5

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
SignatureI14uNeWnXUA/EPNXckYox4PBpYKG8TPbJfp47/vungWnT4uUxgLjbvGSYIa5jFEtpNmuYF+yxrU6mnAmGiIMAQ==
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

2026-09-17T10:40:30.357107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061788
observed 4dd137292728be81c9cadb1f17a64dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.335421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061788/manifest.json
observed 6a7ed552fbce6055130fc7ea7634cdb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.317107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061788/publication.md
observed 6046413ee359d9ec81865d1b5a5e23f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.299311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061788/publication.txt
observed 05d10426d695fb2206d446adfc0e7f97...
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.