OpenTechnical

OT-2026-000068909

Publication integrity record

Three pad foam 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-2026-000068909) never changes.

Identity and time

Publication numberOT-2026-000068909 · never reused
Internal UUID01a0ae90-6dcc-7499-9509-d5577356fb7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068909
StatusPUBLIC

Content hashes

Canonical text142790dbbffb2aaafe70d8b1c2cf621eb779fc65987781d2314ab6da21bfbfb1
Markdown63a874355fb46cd955f046f1dc87c33e8808e6adc3838119e903b10950bd1d76
PDF
Publication pagee1771aff302b9176b7809bc96acc396e821841c3bd2c47c2c25dac40e02fa071
Manifestd09d93520d9b627fab5a46942fd060f153b2d4ff6a086868ad435e323171da21

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
SignatureXvSHuhYt1KMz/vqNw5rjbIaAtQyeISmG6hNSb67S79X6bxCSQU3ASp5t6RyHWDNS0pqHNhH1NBnL8YpylX9iAg==
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

2026-09-17T10:28:44.009353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068909
observed e1771aff302b9176b7809bc96acc396e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.991769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068909/manifest.json
observed d09d93520d9b627fab5a46942fd060f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.972662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068909/publication.md
observed 63a874355fb46cd955f046f1dc87c33e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.952332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068909/publication.txt
observed 142790dbbffb2aaafe70d8b1c2cf621e...
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.