OpenTechnical

OT-2026-000067562

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000067562) never changes.

Identity and time

Publication numberOT-2026-000067562 · never reused
Internal UUID01a0ae8f-6bda-7d4e-86a9-dcb5b94535d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067562
StatusPUBLIC

Content hashes

Canonical text899c03dd02a81e0f6320837144ea0ae58a0e40e211a2646e7e775333862a72b2
Markdown53697d6b7e1fafd42234d39ca96517fb0e9096aebc0ba0e3c6d3c7b389b8786d
PDF
Publication page01f89a883aa22c425c03acd38986d04ddaa06507ee225956079deb54db8e373e
Manifest561586acb76a4c0ee6fc97bbef78dd5a83c6abf776ea21d2e02b8e0d8074418a

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
Signature6QJpC9xAxYfOCcFaJa3Iwqsp1PfaDS+u4MP4tkDvd6CPRMM9ujJ/YKCyX/xAi2uszy/nE4mEjgOF4g6A1bJoCA==
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

2026-09-17T10:31:52.263723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067562
observed 01f89a883aa22c425c03acd38986d04d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:52.247809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067562/manifest.json
observed 561586acb76a4c0ee6fc97bbef78dd5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:52.232675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067562/publication.md
observed 53697d6b7e1fafd42234d39ca96517fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:52.215555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067562/publication.txt
observed 899c03dd02a81e0f6320837144ea0ae5...
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.