OpenTechnical

OT-2026-000060242

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000060242) never changes.

Identity and time

Publication numberOT-2026-000060242 · never reused
Internal UUID01a0ae8a-5a73-7d40-9dd8-d33b911501fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060242
StatusPUBLIC

Content hashes

Canonical textc63c71cf8cb9d4ec92e9c8bf1f15196ef8a3a5d2cd7b61f97f9ee140c8c91a82
Markdown4cac097502ea17a8f5ef62a33c0a1617f3d25349cc22fa3b74486d335c039a23
PDF
Publication page3e2e6d703f7c47f8f7022bc027190edb00b227d248d4ef7503305815e04df4ec
Manifest95cc51ccc6df9c4f408ca5f7fab359b34f0d5d6d2815d30b116e00d6adad8237

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
SignatureefCfvOFIL0Ax3pC7ct3m6I+Du6imnvN2jDW9cpHU5ulfGcTObqO+qirjpusoCpEU6Iw5eS8n5XQ1Ndr5FMjJAQ==
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

2026-09-17T10:43:55.425686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060242
observed 3e2e6d703f7c47f8f7022bc027190edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:55.408169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060242/manifest.json
observed 95cc51ccc6df9c4f408ca5f7fab359b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:55.391049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060242/publication.md
observed 4cac097502ea17a8f5ef62a33c0a1617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:55.373229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060242/publication.txt
observed c63c71cf8cb9d4ec92e9c8bf1f15196e...
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.