OpenTechnical

OT-2026-000095801

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, sustained blow-off before 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-2026-000095801) never changes.

Identity and time

Publication numberOT-2026-000095801 · never reused
Internal UUID01a0ae9f-fac6-7702-a1b4-a3d26fe8eb1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095801
StatusPUBLIC

Content hashes

Canonical textf2eb2c50f536e2e13dd4fa6db1cbc46d38b7e89a5744677f0e096c3418f4994a
Markdownd461b4d16cf85c4f7a0353853f41f85faae9f7bedbb1b7d4fee23b0594547d10
PDF
Publication page6287b9666e50528a78a7207a2469054a9ca6f83ff76d1d68a1deef97e798a347
Manifest99abf08ce61584aeddf72bfc4c9d3e251f94ca1e2015db6f5fca45a152d8cdb6

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
SignatureSa43UTdZv5t180b8nb9CxnMRwuWZ/beJm9c35aM6ODDnL4OV6kMGdicCdQNFioPkEThO+7V4JAcogcWgrKd/AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:52.518577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095801
observed 6287b9666e50528a78a7207a2469054a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.501721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095801/manifest.json
observed 99abf08ce61584aeddf72bfc4c9d3e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.483466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095801/publication.md
observed d461b4d16cf85c4f7a0353853f41f85f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.464697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095801/publication.txt
observed f2eb2c50f536e2e13dd4fa6db1cbc46d...
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.