OpenTechnical

OT-2026-000102567

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed 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-2026-000102567) never changes.

Identity and time

Publication numberOT-2026-000102567 · never reused
Internal UUID01a0aea4-858a-7c29-b41f-4d74e1544529 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102567
StatusPUBLIC

Content hashes

Canonical textf2a9bad70ee232a860bbec3a3564797a24eabc0b53279b95692fa00a54494c4f
Markdown7576e8a6a6554e206b5dfef67aa7de3d0efe5f83697deb7c236cd360f6d33c82
PDF
Publication page774094835297b1bd2ef6d25774ba0fb7fbcf8889147e6247c7b036b6f04593d8
Manifesta88f0d27bc05c03fc382f7c959c4a4e242bc6acfa3ce38c39ffb7ca834bb6871

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
Signature+4A8c783F6jjeXTl9HYSGgfclDqyvH8ggCyYFjtIqChCtSna4HUx2HVmc6Y63mBz1Jz25bAt3O+fsMeagriwDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:03.022232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102567
observed 774094835297b1bd2ef6d25774ba0fb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:03.005338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102567/manifest.json
observed a88f0d27bc05c03fc382f7c959c4a4e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.986794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102567/publication.md
observed 7576e8a6a6554e206b5dfef67aa7de3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.967585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102567/publication.txt
observed f2a9bad70ee232a860bbec3a3564797a...
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.