OpenTechnical

OT-2026-000095535

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000095535) never changes.

Identity and time

Publication numberOT-2026-000095535 · never reused
Internal UUID01a0ae9f-8f74-7591-8b29-94da2e88d531 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095535
StatusPUBLIC

Content hashes

Canonical text03e82b46b6df99b4c69ba396a7af2f03022b76ce59ee2b39ae45419469215b66
Markdown81ff62f1387df399d927ae628fbe3773c373d7d2ae928269ca68e5d11f3fcbc8
PDF
Publication pagef398bd9bf56854ee1e1fbbe06bcfc4dadd9a158ae1848f4f63a567bdd31e1dbe
Manifest830c3b704c5c63473390d19b5092f956d6a3ed45835e2df5d0bef60767edaeed

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
SignatureO7hpX0j0uPxU0dzcE/xlXHNgaUx7+sit7ICZyxm/A1wWhrImCXTL81ogf2O8ou2tDBTiNp6CJ09/N2+Cxbb7Bg==
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

2026-09-17T09:36:56.799083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095535
observed f398bd9bf56854ee1e1fbbe06bcfc4da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.783352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095535/manifest.json
observed 830c3b704c5c63473390d19b5092f956...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.765167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095535/publication.md
observed 81ff62f1387df399d927ae628fbe3773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.745613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095535/publication.txt
observed 03e82b46b6df99b4c69ba396a7af2f03...
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.