OpenTechnical

OT-2026-000041255

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000041255) never changes.

Identity and time

Publication numberOT-2026-000041255 · never reused
Internal UUID01a0ae79-b143-70f7-a6df-0a7ff3eb05a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041255
StatusPUBLIC

Content hashes

Canonical text7ae3eba6a3a74a2d65430e5a8a6e5746321b65126e862cbdfa63c4345ba9cb68
Markdown1b0f7c08cede7a65e179c3276a5488b3a761b584e9c287b848eec22ccf3fb712
PDF
Publication pageb2f61bc0462f4085d372be9024dc6fc6dafc261897bafe1e03ecf022b79337b9
Manifest4dd3b532a38ab701b7af1ec2c3750d6fab6c7647fc4d3ebddb3223dfd39c6f21

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
Signature9orvTqyo0HllvjzL9OKJzXnI6kP1Z21OM5sE1JetAiI/9zxUb9k1+TSpFzxT5NxBENv2n8HA5/i5gHQQ/ZxMCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:13.572861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041255
observed b2f61bc0462f4085d372be9024dc6fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.556703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041255/manifest.json
observed 4dd3b532a38ab701b7af1ec2c3750d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.539548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041255/publication.md
observed 1b0f7c08cede7a65e179c3276a5488b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.522364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041255/publication.txt
observed 7ae3eba6a3a74a2d65430e5a8a6e5746...
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.