OpenTechnical

OT-2026-000095787

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000095787) never changes.

Identity and time

Publication numberOT-2026-000095787 · never reused
Internal UUID01a0ae9f-fac6-74bd-bddb-1fa75826411c · 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-2026-000095787
StatusPUBLIC

Content hashes

Canonical text4ce54dc773d24c258e353581997883dba14400e8de744214c7220e57201d82e2
Markdown150550fc1f1dd65db4e33ef63a83728ec64ec8e2329e9e16f83c5417b1677680
PDF
Publication page9cb02bb856046352b61084cc538f5937dc66fd984c5219086cd6c2f8d685a037
Manifeste6fb1841881053c6d75909a57ac0564a7b7e88fd8918266c4ad1c807860688da

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
SignatureyYTEezXiZwE4ML4cyLuYj7XmQQ/2Ars5StEtIRa2PeLUPU3ooOMohGHmjL+H509X19ejuMkzdJIkhQsVsKl3AQ==
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

2026-09-17T09:35:51.447988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095787
observed 9cb02bb856046352b61084cc538f5937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.431453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095787/manifest.json
observed e6fb1841881053c6d75909a57ac0564a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.415075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095787/publication.md
observed 150550fc1f1dd65db4e33ef63a83728e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.397919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095787/publication.txt
observed 4ce54dc773d24c258e353581997883db...
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.