OpenTechnical

OT-2026-000073856

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before set-down

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-2026-000073856) never changes.

Identity and time

Publication numberOT-2026-000073856 · never reused
Internal UUID01a0ae93-2b8e-7a9c-b16a-a153cff65c0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073856
StatusPUBLIC

Content hashes

Canonical text2064065d256119434ffea525b4fc1b8e29cc7b8d1968f2c4fbfdccd4d2b64d15
Markdowne99dfd5af083aa03b34cbe7c528fd0af4f491a9542a9686df5a2e85fd6ff8622
PDF
Publication pagea87a1499bc682c16371a5b57d0c0aab1f765ec23c083fdf58322e0556a64be6c
Manifestbf54fdcabdada8ace3cc3da14fda030f3d3120ef6231cbcc9331308de4c39540

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
SignatureG8bJ/Ug8VGPKom1KXpVt7RHqd8u3RJMlVaywg12fGUj4zHvLWoDQj8Y7go0zLBbODzEMz9TyLugFCGYqWKDYDg==
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

2026-09-17T10:19:59.811500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073856
observed a87a1499bc682c16371a5b57d0c0aab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:59.791803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073856/manifest.json
observed bf54fdcabdada8ace3cc3da14fda030f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:59.773510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073856/publication.md
observed e99dfd5af083aa03b34cbe7c528fd0af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:59.753511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073856/publication.txt
observed 2064065d256119434ffea525b4fc1b8e...
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.