OpenTechnical

OT-2026-000055003

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000055003) never changes.

Identity and time

Publication numberOT-2026-000055003 · never reused
Internal UUID01a0ae86-5e80-7d3b-aa2a-b8e3f6038998 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055003
StatusPUBLIC

Content hashes

Canonical text51ead527a32c2cbffd114a380738bc655dcb25868bba8ab501c6039dd03f8754
Markdown2a92472a0ff3c039feb5455c5a2ea4e738e4008d91b964af1da699497011373d
PDF
Publication pagea561851569fe4d01cc5bd9693b1e8d1e96f600a64b0c7c7e77f0c848086c5772
Manifestcbdef10d72982e9b917163e8e25f052b9be3f3b0908fca165f30a4afbafa741d

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
SignaturefvZ/JQuzQJLly8oIq2FGC9hhQmdACyb/uyvv2Um39Bj89l3K5y/gq2Gvn0mLByU87CSGBeOYqv6axkX2m9v3Dw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:08.037655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055003
observed a561851569fe4d01cc5bd9693b1e8d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.019366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055003/manifest.json
observed cbdef10d72982e9b917163e8e25f052b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:07.999749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055003/publication.md
observed 2a92472a0ff3c039feb5455c5a2ea4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:07.980444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055003/publication.txt
observed 51ead527a32c2cbffd114a380738bc65...
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.