OpenTechnical

OT-2026-000082653

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000082653) never changes.

Identity and time

Publication numberOT-2026-000082653 · never reused
Internal UUID01a0ae97-8cc8-729d-9d32-3d545f63af5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082653
StatusPUBLIC

Content hashes

Canonical textd8c079a93314a9b07e9bf839562a98cfe3482144dac133589f1d98c2b951205c
Markdown8254a2bb17f85da3aa3060570337068d1e7b482c438ab6d0e6dbed052c753407
PDF
Publication pagef7b0dfd3a56f000e96b5775b0623ba29e7b0742912e46ff960c62488c90bef45
Manifest171b1980232c7e78c8ae2f0670134fc65699c2698354fd7e4572cf6e77fe512f

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
SignaturetUUi927D2H80rlNGL/iywddG9a+28kKAvpQoITuK7TU0qSNwL9P78oQCkFxmDPvivgYY8n6P3Sy5ss66XrBDDg==
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

2026-09-17T09:58:12.803303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082653
observed f7b0dfd3a56f000e96b5775b0623ba29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.786813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082653/manifest.json
observed 171b1980232c7e78c8ae2f0670134fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.766540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082653/publication.md
observed 8254a2bb17f85da3aa3060570337068d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.747851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082653/publication.txt
observed d8c079a93314a9b07e9bf839562a98cf...
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.