OpenTechnical

OT-2026-000081116

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000081116) never changes.

Identity and time

Publication numberOT-2026-000081116 · never reused
Internal UUID01a0ae96-b977-724a-96dd-a79ac220ad54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081116
StatusPUBLIC

Content hashes

Canonical textafa77747615be032497d1fa23004f5d8fc6452b1cecfd6b4f5289f39ed20dfe5
Markdownb2386c1352cd7da6d83c599e349a5f2558b02766496191f535fff4adfb7a279d
PDF
Publication pagec785ca5adf1c7e9cfb83fdf36a59fee45b2e64026da2c4f31cfc2b3805fd7dae
Manifestbf68b4a7eb446c27dacb4e5ceecc1f78e60348145f66dfab7107158a31091621

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
SignatureFmuJ+o9K6BQ6467Q7JWaEQ/hu64UfCyBtBTUJj47bGEqS1j8RyAO5+u7lBDR3i19WAZtOztA2ScENVJPm6PdCQ==
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

2026-09-17T10:02:25.530004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081116
observed c785ca5adf1c7e9cfb83fdf36a59fee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:25.509812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081116/manifest.json
observed bf68b4a7eb446c27dacb4e5ceecc1f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:25.489006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081116/publication.md
observed b2386c1352cd7da6d83c599e349a5f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:25.470314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081116/publication.txt
observed afa77747615be032497d1fa23004f5d8...
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.