OpenTechnical

OT-2026-000034024

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000034024) never changes.

Identity and time

Publication numberOT-2026-000034024 · never reused
Internal UUID01a0ae75-df0c-7225-8a36-3e194130ac42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034024
StatusPUBLIC

Content hashes

Canonical text9b9be17f5299238e64f0534bf78cc4db1b6c764801f4e8fa467bf630a2b952cb
Markdowne40c41b18fbf483d21464f98430e0f7fc6273b799a80b7e02590fb3c213b41cf
PDF
Publication page28e94a9ed00a0b10061462431d9e06618629f2958587887b00ffdd08001ae080
Manifestd8b389a1f2585cb74419e6558bbe8e443be839f02a2d04ab7bfb6dcf9ad7f56d

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
SignaturekOAf/nh1XjNKIExE05UGeOE28QlN1vymVHuIQ0op+1alfDKm/PgkH0qd/EAUKYlUMjJTvwsr0+n4xoz+0D3CCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:15.013178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034024
observed 28e94a9ed00a0b10061462431d9e0661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.993742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034024/manifest.json
observed d8b389a1f2585cb74419e6558bbe8e44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.974010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034024/publication.md
observed e40c41b18fbf483d21464f98430e0f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.953800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034024/publication.txt
observed 9b9be17f5299238e64f0534bf78cc4db...
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.