OpenTechnical

OT-2026-000044862

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000044862) never changes.

Identity and time

Publication numberOT-2026-000044862 · never reused
Internal UUID01a0ae7c-911b-734f-983a-f4d33b80ab29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044862
StatusPUBLIC

Content hashes

Canonical textb1c438a2d5f3e8e19ba5d6bf450fe933e87dad093dcef330109a93a647583287
Markdownae513907cc287ba26467e4bc6027f5badb5db36400a3fb9977c273b3d8efad45
PDF
Publication paged07f90521cdae6e5764416b9e7a6bed77689caf30a80bd075c943cd7372dba15
Manifest29312b063b19b377453f1b1cef5d2f80aeaaef15c932be14b2ff0095e91bb262

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
Signatureu3JDlACwU9X/3w3al3yVLr0Jo6ZnpsNF50O9IdamBmrCe02INR1V/kRyJrzWe/HORQTdwMxCRrnnr1Ud5il/CA==
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

2026-09-17T11:11:30.772049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044862
observed d07f90521cdae6e5764416b9e7a6bed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.754941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044862/manifest.json
observed 29312b063b19b377453f1b1cef5d2f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.736382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044862/publication.md
observed ae513907cc287ba26467e4bc6027f5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.717247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044862/publication.txt
observed b1c438a2d5f3e8e19ba5d6bf450fe933...
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.