OpenTechnical

OT-2026-000073852

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000073852) never changes.

Identity and time

Publication numberOT-2026-000073852 · never reused
Internal UUID01a0ae93-2b8e-7b3a-82f2-78f635ea41b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073852
StatusPUBLIC

Content hashes

Canonical text37e48b94d409010c797b9d0a7df039c6c8fe89df785799979db5c3940be4cfca
Markdown3dae51f18137f96f5d9d13cb8f7f93738bb969d30a8270bcf10b5b07802f0d99
PDF
Publication page55b5808c1289288cf2627b10a59583006bbcd03773f268d5bec13847d892d82d
Manifest93f55512e215e9b52317ca1e0d8c4e6ebae9874575386319d8ba71de517b5b99

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
Signature24kuSCbOgrcZBbyf/FWLYTrbbO+b/+yMajP0IPXXfGhvDd3WXLXgSU/P9t+vluewsR7O5cpIL3vtVnnVzqrPDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:19:59.499558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073852
observed 55b5808c1289288cf2627b10a5958300...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:59.480618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073852/manifest.json
observed 93f55512e215e9b52317ca1e0d8c4e6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:59.460690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073852/publication.md
observed 3dae51f18137f96f5d9d13cb8f7f9373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:59.441805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073852/publication.txt
observed 37e48b94d409010c797b9d0a7df039c6...
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.