OpenTechnical

OT-2026-000095704

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump 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-2026-000095704) never changes.

Identity and time

Publication numberOT-2026-000095704 · never reused
Internal UUID01a0ae9f-fac4-78ea-ba99-238a219777a3 · 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-2026-000095704
StatusPUBLIC

Content hashes

Canonical text44bee299c7cf879fba5e239a823c4e160abfabdad27365aa2e45ee46be3e80d4
Markdownca62f0358ac8da9773b941668bbe02761aef67b80e5758882ac17ad92c4fb3d2
PDF
Publication pageade8943656f2db7173191872a4db58cd305820e5cf93dbe1e7ea2fd5fe97c16e
Manifest8939d17e2bf331842256ad3dd88cb218a522b5afccc8771993ef97ea15413eca

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
SignatureE2uehbj6n2t0gi27w/YHAWGHU1U0d08M9GgPsFzbcWiAjCUxgoHhCfxjeak9H7Hlu43u2AlWaNb/7/nGARbeDA==
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

2026-09-17T09:35:15.388319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095704
observed ade8943656f2db7173191872a4db58cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.368859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095704/manifest.json
observed 8939d17e2bf331842256ad3dd88cb218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.350014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095704/publication.md
observed ca62f0358ac8da9773b941668bbe0276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.331306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095704/publication.txt
observed 44bee299c7cf879fba5e239a823c4e16...
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.