OpenTechnical

OT-2026-000033152

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000033152) never changes.

Identity and time

Publication numberOT-2026-000033152 · never reused
Internal UUID01a0ae75-4844-75d8-bff3-f2f798c6739a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033152
StatusPUBLIC

Content hashes

Canonical text0d20d17c06241afe141112e32a5aab171f3e9ffecd7e0b8ff02392fcae049d18
Markdown4204df659c7e7642be9cceb7ff774a0fc14096c095fbbf4abafafd5e2d929d4f
PDF
Publication paged75bc6e7a85354294ba5321cdb6e46f428ab171beadaa46e54875be3b706a44b
Manifest7d218a29e2c4e10b38297cac06136cd924a2423fa4512a9c8b607307e1472f41

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
SignatureD/EofFeFoU9t09DOdBdshuVKri8rstpabYiC9WELH0strTrIYnnjBY2qcn4H9OlJqs6RJzhGQUpKkb0RcsiFBg==
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

2026-09-17T11:32:50.353172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033152
observed d75bc6e7a85354294ba5321cdb6e46f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.335267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033152/manifest.json
observed 7d218a29e2c4e10b38297cac06136cd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.315553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033152/publication.md
observed 4204df659c7e7642be9cceb7ff774a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.296265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033152/publication.txt
observed 0d20d17c06241afe141112e32a5aab17...
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.