OpenTechnical

OT-2026-000060445

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, vented after 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-2026-000060445) never changes.

Identity and time

Publication numberOT-2026-000060445 · never reused
Internal UUID01a0ae8a-b7cb-76d1-aa90-9106ff23f257 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060445
StatusPUBLIC

Content hashes

Canonical text67d731a679d88bc757865ad73b37a7d623cbe4e2ed66eddfd6b43654b831831b
Markdownf6cc6dab9801ca664ae9c3d0eecb078746b9019af4d07b49a6194e4fb456fded
PDF
Publication pagea8c36f1e833807baeab3de8d04287e11d2fdb1af4bf89aa68706e08e406ae8c8
Manifestf5ae7c6c8ef44ba67dace8ddc7e3b152715b58c588faced15b6ed2d3f0b77ef0

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
SignatureH6ei4FXQW63ALZ/HtB9cZve6e4aR9Q/govNG8HhAb+JobvaDLVwZIqM4LhiwlFPgoATAV6Hk1laJ4AE/v0OwCg==
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

2026-09-17T10:42:55.596364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060445
observed a8c36f1e833807baeab3de8d04287e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.578678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060445/manifest.json
observed f5ae7c6c8ef44ba67dace8ddc7e3b152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.560214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060445/publication.md
observed f6cc6dab9801ca664ae9c3d0eecb0787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.540009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060445/publication.txt
observed 67d731a679d88bc757865ad73b37a7d6...
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.