OpenTechnical

OT-2026-000041682

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000041682) never changes.

Identity and time

Publication numberOT-2026-000041682 · never reused
Internal UUID01a0ae79-e8a1-72d1-a236-affa422b5003 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041682
StatusPUBLIC

Content hashes

Canonical text4378b941b3dc5ce0177042b6b4ccc861f54393efd005624d0b56e69c79ec77d3
Markdown63b4df3ca5df24ed8e9845aeef7bb0dcccecd1315a04551da5007d22814640e5
PDF
Publication page6b43201127001116a7e858a4b5b61760f6e0850835273fa5ca15921f220337c2
Manifest28f9408e7ef1522d669548ff98a11c79f86bb0dc37f0408d6da380ab27a1053e

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
Signature4DmlhQ0ToIuWdGUumBd/nMclNYPVh5+VsWkwSUeo/CdKaUIDv9o9Fpglrday3ewzmWqFaF2hmujYqxU1ErR9CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:16:29.481548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041682
observed 6b43201127001116a7e858a4b5b61760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.463751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041682/manifest.json
observed 28f9408e7ef1522d669548ff98a11c79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.446434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041682/publication.md
observed 63b4df3ca5df24ed8e9845aeef7bb0dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.427440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041682/publication.txt
observed 4378b941b3dc5ce0177042b6b4ccc861...
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.