OpenTechnical

OT-2026-000084068

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000084068) never changes.

Identity and time

Publication numberOT-2026-000084068 · never reused
Internal UUID01a0ae98-5b5e-7218-b2df-5b5eced6cf03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084068
StatusPUBLIC

Content hashes

Canonical text612f853ce9e5ed7b082d5d4f18727148b0b20cbedc46a5b88c0543f9155cb019
Markdowncfabc3862f2a592181d588da9aae5b93a45780effe7cfd350a5deb5a82b8adc1
PDF
Publication page38a7be7a9b62ccef7e34985ac8a6889ea0b2074d5776e5330f4184322750e7cb
Manifest8c12789b96344202f9f1ae3f5a820834cca8e3b39107fa6058c54d9ef08b9a66

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
Signature4toswWmHSQeoESqT4YlXAQGtvTcwCwAEL/+WS8jn2rpdpCXtSkuXKbG2+KYMfdfuYah2/6x0HM5GZhKXCTfeCA==
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

2026-09-17T09:55:48.399296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084068
observed 38a7be7a9b62ccef7e34985ac8a6889e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.380443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084068/manifest.json
observed 8c12789b96344202f9f1ae3f5a820834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.362562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084068/publication.md
observed cfabc3862f2a592181d588da9aae5b93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.344158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084068/publication.txt
observed 612f853ce9e5ed7b082d5d4f18727148...
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.