OpenTechnical

OT-2026-000066174

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000066174) never changes.

Identity and time

Publication numberOT-2026-000066174 · never reused
Internal UUID01a0ae8e-8dc3-7dce-9606-0acf5aa71b65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066174
StatusPUBLIC

Content hashes

Canonical textab7ccf6f9de1300be0cee6e82db8128810ef14d1f8f7d322259d1343331440c0
Markdown046ee546fd8d8e92e29236c1f9f0df668bbb99938d7675a10e1232df08f46a42
PDF
Publication page8d80518eb9d8bba0b4ee486c2b8ba63814f7f443c13069544eb8a1a7876122e8
Manifestf7aba96fa74a86c0f2d314ff947aa3c8e7c8cf14008dfe1abefd5e48c89fc8cb

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
SignaturebABcq3utsfo+fY2PNsRwIXjD6nHSBhkG72dJK9OXMryumgJFj4KTovj95CEHRlOhxN/51Irde8g4vAass1AnDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:51:08.236361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066174
observed 8d80518eb9d8bba0b4ee486c2b8ba638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:08.090413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066174/manifest.json
observed f7aba96fa74a86c0f2d314ff947aa3c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:08.065562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066174/publication.md
observed 046ee546fd8d8e92e29236c1f9f0df66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:08.044207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066174/publication.txt
observed ab7ccf6f9de1300be0cee6e82db81288...
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.