OpenTechnical

OT-2026-000052209

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000052209) never changes.

Identity and time

Publication numberOT-2026-000052209 · never reused
Internal UUID01a0ae83-e790-7ce8-b580-b75d3d03c125 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052209
StatusPUBLIC

Content hashes

Canonical textf5ac8b50b843727dc3f92ce393ff2e0ae470db7aa74c7d58a2a131e9b55278c1
Markdownf26d99617e8fcb880d6eef850a9ff646c704d53bd98ce02c7883e8015c8ab3e1
PDF
Publication page947834c3f4ca5d7d8dbe021063e1d0d4bd0b774bb87e79bf1203d1e36b283630
Manifest64faf637494dfaa3132b17edecd7bbd020487efe758a7a3bd81a1f4208638d4f

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
Signature9ZR4KYY7rvfuFxm5QQP8vak22d6f8W7ntHFwZAk7MYt/02DMpfPW2io+w9fnWUKQC/FJhNFFFfRuBY9nE+l2DA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:46.694775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052209
observed 947834c3f4ca5d7d8dbe021063e1d0d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:46.677376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052209/manifest.json
observed 64faf637494dfaa3132b17edecd7bbd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:46.660876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052209/publication.md
observed f26d99617e8fcb880d6eef850a9ff646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:46.642602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052209/publication.txt
observed f5ac8b50b843727dc3f92ce393ff2e0a...
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.