OpenTechnical

OT-2026-000059664

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000059664) never changes.

Identity and time

Publication numberOT-2026-000059664 · never reused
Internal UUID01a0ae89-ec24-76c1-8db4-d04f7700f5ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059664
StatusPUBLIC

Content hashes

Canonical textf9c7ed29b82792dc9b367df938d44436063d1e6cdc040bdb84c77f55022cafa3
Markdownbd789fde28a3fcdb06de8937bbe7fb23077ce687b8f2295aceac12a2da0f057f
PDF
Publication page2c7f02a81c9667cefd1be741c10a122bd2f72b7c79b407f685f0ec03b1ec37c3
Manifestaa2ce2a1677cbe2a9c30278ae2135b3a5971b36f3af95e79c7adcbdb26d9e4ec

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
Signature1p5RjO+FN1G5vSCEqKt74hWHhQmj5xYWibqdlKOBJ16ky6eWSlj+7PmQ0f0t5a+yvmQpqqPPyCEoPUVMV4aoCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:21.826816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059664
observed 2c7f02a81c9667cefd1be741c10a122b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.807933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059664/manifest.json
observed aa2ce2a1677cbe2a9c30278ae2135b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.789585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059664/publication.md
observed bd789fde28a3fcdb06de8937bbe7fb23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.773267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059664/publication.txt
observed f9c7ed29b82792dc9b367df938d44436...
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.