OpenTechnical

OT-2026-000061808

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000061808) never changes.

Identity and time

Publication numberOT-2026-000061808 · never reused
Internal UUID01a0ae8b-b8ac-79cd-aa93-bf645765846c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061808
StatusPUBLIC

Content hashes

Canonical text030d141593b9468342287a3585002d52b651ad0f66dcc0efb3e094367630ff10
Markdownee48d366e2aca37249e8cbf245d5fecd84f49e0d12d579e37e94da22bdfd162a
PDF
Publication page433e6c06ffc2fa3eec44404ffb57e847b039d88fd606b09ff0655ca053f35f91
Manifest1b06cc2e9749450604ab5db208402f981bff19bf2ca63d17728ab3fe119ffe12

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
SignaturemtzEp0FQqA6qJqgEsZzTmIVSQJ6wzSHihXJZuyp+VpEetl4jo+ceca04ZmoPPtBB8jkkazFWWMTadrCVPPuTAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:32.155439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061808
observed 433e6c06ffc2fa3eec44404ffb57e847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.133000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061808/manifest.json
observed 1b06cc2e9749450604ab5db208402f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.110530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061808/publication.md
observed ee48d366e2aca37249e8cbf245d5fecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.089404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061808/publication.txt
observed 030d141593b9468342287a3585002d52...
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.