OpenTechnical

OT-2026-000007801

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000007801) never changes.

Identity and time

Publication numberOT-2026-000007801 · never reused
Internal UUID01a0ae62-8d39-788e-9538-33d834a54d65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:29.414051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007801
StatusPUBLIC

Content hashes

Canonical text8725b85bc3784bbb34d7877dfdb3227c514e57841800142f5fe8ecd301294262
Markdownb37e0bd6e0190b4d731e14798d08d9053248e3612cfd2b55a238c6825ff70b34
PDF
Publication pagebe5e06f6687f715e4762693e2d81e3ede20bbd28e09f8a60ef6ee57b9ec6c587
Manifest7a9171a361555688f9ac4c399c9be1cac7e34e12433a582d295769e791bed4c3

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
Signaturelx2iH2T7gYU4EmmwFbmKbBXNpPjY7HeNAMWcpaKTFUr97LusMaaLDLL7EHdzxc1aQNiwUTzh8QpTVsaBQd2vCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:03.174562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007801
observed be5e06f6687f715e4762693e2d81e3ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.156845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007801/manifest.json
observed 7a9171a361555688f9ac4c399c9be1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.140469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007801/publication.md
observed b37e0bd6e0190b4d731e14798d08d905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.122726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007801/publication.txt
observed 8725b85bc3784bbb34d7877dfdb3227c...
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.