OpenTechnical

OT-2026-000079396

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000079396) never changes.

Identity and time

Publication numberOT-2026-000079396 · never reused
Internal UUID01a0ae96-0b91-76b0-9ad2-30b7f52d8bce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079396
StatusPUBLIC

Content hashes

Canonical textdc010046d62f52f2bdf1c426a8fe8856bdafc4fc74d16ab0cfa8ed24ffda0a26
Markdown372631da37d32bea87cff508adfaeaf74a5da9368a686abe39cf5e8a31975ef1
PDF
Publication pagefaa6754a0f39af515c6fb3f8493bba506e47237bf2037310c5ee8e064c3bf85b
Manifest2eac8b9aa492515e1c8a6f541eaf049a7e6fc4eafa54bde5abce8edcfda20724

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
SignaturefsTBsrmUuWU+lE4F06QzbcwwX5/owbWfG70an244179MjxRcNtJRpw1EgK90UhsB2feoJF6CcH6WTg2aK8UhCQ==
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

2026-09-17T10:05:01.117048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079396
observed faa6754a0f39af515c6fb3f8493bba50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.098038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079396/manifest.json
observed 2eac8b9aa492515e1c8a6f541eaf049a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.079033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079396/publication.md
observed 372631da37d32bea87cff508adfaeaf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.061651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079396/publication.txt
observed dc010046d62f52f2bdf1c426a8fe8856...
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.