OpenTechnical

OT-2026-000095767

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000095767) never changes.

Identity and time

Publication numberOT-2026-000095767 · never reused
Internal UUID01a0ae9f-fac6-7931-9fb3-975380e008bc · 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-2026-000095767
StatusPUBLIC

Content hashes

Canonical text74e7ddfecd133862cbe9ee2647ae7aa6d52032dda5c4db2f55ca362eed245a28
Markdown55cfbff32dcc5dfc00e757ddcceb41c185de54fadde878d7960c763fc12f253e
PDF
Publication page902e337b0ee47adaa631eeb236e23825c57a46f63ac56239067ea8e96c691a08
Manifest5286febe97414930535b2575c1ea66915a0a223edb31e75232499de3cc303ae0

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
SignaturexDpFcuGy5szokfPtOBbQ+xifyq1hzMdD8Ff/ahQCGbWrjfqawba2+1KNl+06MNoVsf9fARnkrzxVNGADQ2rMAQ==
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

2026-09-17T09:35:49.833549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095767
observed 902e337b0ee47adaa631eeb236e23825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:49.814519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095767/manifest.json
observed 5286febe97414930535b2575c1ea6691...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:49.795537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095767/publication.md
observed 55cfbff32dcc5dfc00e757ddcceb41c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:49.774864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095767/publication.txt
observed 74e7ddfecd133862cbe9ee2647ae7aa6...
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.