OpenTechnical

OT-2026-000034018

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000034018) never changes.

Identity and time

Publication numberOT-2026-000034018 · never reused
Internal UUID01a0ae75-df0c-74e2-847d-9e37b9d4a3f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034018
StatusPUBLIC

Content hashes

Canonical text50811bf9443f37a7ba7c2393dec8caa2a179c8ebabd21694e7088a552181fb27
Markdown83f8c87e4c820129d537c4b48ca76b0a59186d62319f181efabfbfe962e51cea
PDF
Publication pagea166cabe675d3f3502c323ced11a4e50a6f9c77b159d3217d79ea6786bc0b4c1
Manifest811dfb8643c0ddb5397a02e05eb3340426dbead893649643c603c417e370fbd1

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
SignatureylhzkUrmK/yNqrZ2dMMLAtLeNadZF4awyu+sTo3iDrMeFyVR/VzgxwrfeLwBOfTTX8TniIfAO9hkpavOdKkSCw==
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

2026-09-17T11:30:14.513405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034018
observed a166cabe675d3f3502c323ced11a4e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.495896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034018/manifest.json
observed 811dfb8643c0ddb5397a02e05eb33404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.475173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034018/publication.md
observed 83f8c87e4c820129d537c4b48ca76b0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.455413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034018/publication.txt
observed 50811bf9443f37a7ba7c2393dec8caa2...
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.