OpenTechnical

OT-2026-000034981

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000034981) never changes.

Identity and time

Publication numberOT-2026-000034981 · never reused
Internal UUID01a0ae76-6a1c-75fd-b4ce-7342e4666652 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034981
StatusPUBLIC

Content hashes

Canonical texte87e18d58839b842a4e71eb86e944e23d2b8c3e08d9fa94c9b875b01543fa5cd
Markdown64937c4f5ecbb525d94bfb00a9cc3b1c3ae3a0b8873b7dc7bf403e83926cda4d
PDF
Publication page42d6b20c51fe6abcb20781c215b294068303d6cc227fe7a9ebaec2e84ba0a6e6
Manifestbad5223409891e914f43c512fa6bde9130b8543960e5f17254d979bf381a5471

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
SignatureF3bnHY3gWiIwFCNmGQLp1R4oqzcyvRlumGF2KSGC9s5ZmO/VWEwXk83XjCmcVAa1CPdQVkydZq9N7vd5KK9SDg==
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

2026-09-17T11:27:54.886458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034981
observed 42d6b20c51fe6abcb20781c215b29406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:54.868808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034981/manifest.json
observed bad5223409891e914f43c512fa6bde91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:54.852200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034981/publication.md
observed 64937c4f5ecbb525d94bfb00a9cc3b1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:54.835190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034981/publication.txt
observed e87e18d58839b842a4e71eb86e944e23...
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.