OpenTechnical

OT-2026-000084313

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000084313) never changes.

Identity and time

Publication numberOT-2026-000084313 · never reused
Internal UUID01a0ae98-5b61-7971-8af1-3e7e547a54dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084313
StatusPUBLIC

Content hashes

Canonical text5a26e564f901c1baa088d463c5c3536cb6dd1d5b8f16758e471994244e8c3528
Markdown68aa6094b80e9c1c1d897192219719152151e7210c756536f1b5ce299eac1ce8
PDF
Publication page3f208b458d23347fd376eafe16b5b2db23d05489117a3ca4366ed0906f58fff9
Manifest36a8c3c2e241ea8d9996084545df30a24f264a3a53caace82774fe614328cb86

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
SignaturevKZYfPEGejl75iOJuXTXq7+ODiKRw9JkDGCa3iN/EGvGtAlY7b7IGAltn/KrJrJyrZIVicE93crj9U1tjN7FDw==
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

2026-09-17T09:56:14.167958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084313
observed 3f208b458d23347fd376eafe16b5b2db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.150793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084313/manifest.json
observed 36a8c3c2e241ea8d9996084545df30a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.133417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084313/publication.md
observed 68aa6094b80e9c1c1d89719221971915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.116783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084313/publication.txt
observed 5a26e564f901c1baa088d463c5c3536c...
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.