OpenTechnical

OT-2026-000057845

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000057845) never changes.

Identity and time

Publication numberOT-2026-000057845 · never reused
Internal UUID01a0ae88-6ed8-7a73-ac90-bb38cad5ace7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057845
StatusPUBLIC

Content hashes

Canonical text499c55f91fc8f79b15da2d74c7dfc8b5b19228cd9f4b69e8bb57a419b970b73f
Markdowne579b0e46743d2229480c5e918f8b5369028ecaf9be903bfed5b40a9222ddf21
PDF
Publication page462daa07a0a39cdfc906b12aa89fd6d1c0e1f159b952569848b9265ae1d9591c
Manifeste043bc6ba24305bdc1dfd32748e50f134c40b95a22b1f498958972e63d5f8252

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
Signature6qDnpcrx4qPz7i4u9aI9LEYv/MowRv6rLqFGjbQE6Ks9VqbKL8/7eiLBke3Skwpu4GDSg/sdUHruUyoi9Zh5Bg==
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

2026-09-17T10:47:25.413478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057845
observed 462daa07a0a39cdfc906b12aa89fd6d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:25.394387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057845/manifest.json
observed e043bc6ba24305bdc1dfd32748e50f13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:25.374903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057845/publication.md
observed e579b0e46743d2229480c5e918f8b536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:25.352398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057845/publication.txt
observed 499c55f91fc8f79b15da2d74c7dfc8b5...
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.