OpenTechnical

OT-2026-000101160

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum 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-2026-000101160) never changes.

Identity and time

Publication numberOT-2026-000101160 · never reused
Internal UUID01a0aea3-c378-7949-972c-5c1557a17046 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101160
StatusPUBLIC

Content hashes

Canonical textc00af3b18c469d501782b8dee9a6adf8ff3818e947d5e7c9ecfed3b3e8d28f61
Markdownc8f62a746e3d4ffd587004f74fecaff6a285e6c97df32f6f265767c852733b76
PDF
Publication page76fc223480d2bc9845ab2973966d5ee965759cfd8c0d81cb3203949f0de444a1
Manifestd96b82d585185c251ba2d37b2496e7b53c7d4d705eabf13192d776da259d6cfa

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
Signature95BVmFOanm1/7+WUxFnpzW+hQWWviu3SCb0w/y50E5bHK/HDE79tdSmtCkfwYnJWNeIREoarmtZVo9MCchJMAA==
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

2026-09-17T09:26:47.900693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101160
observed 76fc223480d2bc9845ab2973966d5ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.884361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101160/manifest.json
observed d96b82d585185c251ba2d37b2496e7b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.867050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101160/publication.md
observed c8f62a746e3d4ffd587004f74fecaff6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.849826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101160/publication.txt
observed c00af3b18c469d501782b8dee9a6adf8...
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.