OpenTechnical

OT-2026-000041526

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000041526) never changes.

Identity and time

Publication numberOT-2026-000041526 · never reused
Internal UUID01a0ae79-e89f-72f7-a7f3-8856e2780857 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041526
StatusPUBLIC

Content hashes

Canonical textbd987b13f2ab657596694cd50055183914be71b1fba43c3ffbbd9e936ae8c937
Markdowna4813f5f8619a0714d6893172b832f94a19e530284824f5a43d400af29f73eef
PDF
Publication pagea3dae90f9e2f09358aa5280939a5da859c2b7d04cabec47cee7cb295bc42a220
Manifestd5f5d88d4da19f714cff2fc5b85860ff1e52b32e298927faccc877e5dc49b42c

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
SignatureOo6WBY7qWYFTjHs8Xir9Vy1DeVzjYYqSmvCa3izZTAZnvEv3CF3+EHruoQPVcMMaOezfuR2YKSe5w+AFv/PqDQ==
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

2026-09-17T11:16:17.854885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041526
observed a3dae90f9e2f09358aa5280939a5da85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:17.837345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041526/manifest.json
observed d5f5d88d4da19f714cff2fc5b85860ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:17.820450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041526/publication.md
observed a4813f5f8619a0714d6893172b832f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:17.803369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041526/publication.txt
observed bd987b13f2ab657596694cd500551839...
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.