OpenTechnical

OT-2026-000047246

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000047246) never changes.

Identity and time

Publication numberOT-2026-000047246 · never reused
Internal UUID01a0ae7f-3e56-78e3-934e-ded16a4f4b12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047246
StatusPUBLIC

Content hashes

Canonical text7507f84b9f5b2b5a7b204aff84f94b6ac2155c26c5e8cc4515a5cce11bc229a0
Markdown2522369fcff05886b90ba70a853bd97ac4a88898cf20cfc4805762c5d6dae32d
PDF
Publication page4bada74f1de928e180aec2cb6090dfaec49b3bed961b86aee6be060c1752d2f0
Manifesta4b28cb20e0e4fcaf0565b6b8244ff62597e6830b2b24137ec0038dfb7bd6013

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
Signaturewdy3XCi6vlJHiSQABMcd0FUFJlbysCJKVsHOovnxZgHYMVB87bfe7VUOZMz5D5ho0X0risdcTnSVpZ/R6F5cDg==
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

2026-09-17T11:06:12.285672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047246
observed 4bada74f1de928e180aec2cb6090dfae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:12.265472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047246/manifest.json
observed a4b28cb20e0e4fcaf0565b6b8244ff62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:12.245383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047246/publication.md
observed 2522369fcff05886b90ba70a853bd97a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:12.226319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047246/publication.txt
observed 7507f84b9f5b2b5a7b204aff84f94b6a...
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.