OpenTechnical

OT-2026-000064279

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, pulsed 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-2026-000064279) never changes.

Identity and time

Publication numberOT-2026-000064279 · never reused
Internal UUID01a0ae8d-a460-77e6-bc63-4797671ed084 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064279
StatusPUBLIC

Content hashes

Canonical text1ec265daa04e02245755808176f7fd344a0aa6f0d61c4170ac98aa9f09d9b830
Markdowne8a6df6998b552546caa7b9b73ae264eb37f7e32c928225a55e481b538421587
PDF
Publication page195c7e7e0c27cd9c0c6c496b8b1104de3f4270e691585ed914a293a99e3ba366
Manifest0bc014c72e05eb68235543797a43699b73f705fd223741c583a07c7c0237e5b8

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
SignatureJdQDqSWME7vBPAP8nUV2/WDrr+rsqhjMfA9JWwrP6V0ZI1Kruobf20tMFQOuk5IBfK45JWzxA/2E8MZlHJijDQ==
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

2026-09-17T10:36:25.114448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064279
observed 195c7e7e0c27cd9c0c6c496b8b1104de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.096112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064279/manifest.json
observed 0bc014c72e05eb68235543797a43699b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.076804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064279/publication.md
observed e8a6df6998b552546caa7b9b73ae264e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.058086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064279/publication.txt
observed 1ec265daa04e02245755808176f7fd34...
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.