OpenTechnical

OT-2026-000050530

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050530) never changes.

Identity and time

Publication numberOT-2026-000050530 · never reused
Internal UUID01a0ae82-5c49-77e9-9405-dbc63e0d42b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050530
StatusPUBLIC

Content hashes

Canonical textfdd7f972019968274de328ed309ed2646525efb8dd2e53e6005ad301b03302dc
Markdown5409bbede300feacffe7749701b78e93225d0b064d5925b050cd9278cb0edf17
PDF
Publication pageb9b76fbde68f2aa9f9d3f7a7e6e674695b750e69fe997339c5be9855f036e7c0
Manifest16686fcef4062ee03df768a27852ec617f78af081b1557d77bed731edd630457

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
SignaturerW/fJoWVxPXRFxUUhI+0V91z8MLqFh7PBvmsugmz7aaIlkjntxE9OaPbzh9ZAIm3XYBZqdfHPnVKVRXsjWl7CA==
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

2026-09-17T11:01:37.511095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050530
observed b9b76fbde68f2aa9f9d3f7a7e6e67469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.492257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050530/manifest.json
observed 16686fcef4062ee03df768a27852ec61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.475419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050530/publication.md
observed 5409bbede300feacffe7749701b78e93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.460105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050530/publication.txt
observed fdd7f972019968274de328ed309ed264...
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.