OpenTechnical

OT-2026-000068825

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000068825) never changes.

Identity and time

Publication numberOT-2026-000068825 · never reused
Internal UUID01a0ae90-6dcb-7eae-a177-d02d96f6a3b9 · 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-2026-000068825
StatusPUBLIC

Content hashes

Canonical text9cc1c90998a0780c4388b8faadbf4c80438d6002ae48a2a9a609539073382fe5
Markdown557a608f6c445cb30b96fc4030510476c2cd61065063b7728222ea37d1b53d10
PDF
Publication pagee85fe1a63485ac6dc4091f94a595677c52c7a17eba8c8c22ef3b73836b74ad13
Manifest5d33116bebe50bc7db8bd514daecbe693159d02111a36eb1257ba3034414b9ba

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
Signaturenhhxl+P6W1z3JYxokXUoP7p8YK8+hJeCRs2jr3wQOwT7vCCcom0BLIW+EA1AypSDdrGRLP4/9MI3PjhdljNWDw==
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

2026-09-17T10:28:37.713132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068825
observed e85fe1a63485ac6dc4091f94a595677c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.695891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068825/manifest.json
observed 5d33116bebe50bc7db8bd514daecbe69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.677200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068825/publication.md
observed 557a608f6c445cb30b96fc4030510476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.659686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068825/publication.txt
observed 9cc1c90998a0780c4388b8faadbf4c80...
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.