OpenTechnical

OT-2026-000095710

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000095710) never changes.

Identity and time

Publication numberOT-2026-000095710 · never reused
Internal UUID01a0ae9f-fac4-755e-b8c6-76c325c76b59 · 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-2026-000095710
StatusPUBLIC

Content hashes

Canonical texte095ff5e5aee0c2b5bcf22af1758a62686b2396c4a3ac9877f8134ac24f4e386
Markdown75d60f65eb39020fb5ebad3799a7f4f4220a0f97da47792a4ce323d54a748660
PDF
Publication page3a7528f2f49407a0d0bd557433b73cb98672af0dadf54a0ee39357a0b8395e5b
Manifestcd6d53115a7567e564730e671c1ed393a08778fc223a691888c1dcd960d56642

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
SignatureJrBZ77yUqLkdnCYo2WgF9AZosBmzEwrPvm6TWwRqAr5pfrqtidOLvzDKEm731Ub70zLnV3jPQM9ZIjNhMbQwAQ==
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

2026-09-17T09:35:15.918561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095710
observed 3a7528f2f49407a0d0bd557433b73cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.900537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095710/manifest.json
observed cd6d53115a7567e564730e671c1ed393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.882548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095710/publication.md
observed 75d60f65eb39020fb5ebad3799a7f4f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.864159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095710/publication.txt
observed e095ff5e5aee0c2b5bcf22af1758a626...
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.