OpenTechnical

OT-2026-000030952

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000030952) never changes.

Identity and time

Publication numberOT-2026-000030952 · never reused
Internal UUID01a0ae74-3fb6-7bca-b1ba-ea1354080a70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030952
StatusPUBLIC

Content hashes

Canonical textd9d1bddf321cfa213df6254474ad84c49906124aff876195957a10aac939d562
Markdown424b13451cdfef4bfa7f6d94a6a04da535c65f37e069be66c80dc50ea2a58367
PDF
Publication pageb2ec01a4f0af00e3a4400ce0f91eecc2fa4b224c338f21b6133762e16a1feb11
Manifest0b0948b8eee57bcee00951891f3bba744353b67125ba7963f93b287c5bc93df2

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
SignatureN83t/JmCMSjvEyVuJECY8WkWoiFVec9j0gH4smQWqOQ8uRKWbDUmEKHXSd2JlwuVuTsLzgFcECBI0pK68mSLCQ==
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

2026-09-17T11:36:57.102841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030952
observed b2ec01a4f0af00e3a4400ce0f91eecc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.083661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030952/manifest.json
observed 0b0948b8eee57bcee00951891f3bba74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.065867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030952/publication.md
observed 424b13451cdfef4bfa7f6d94a6a04da5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.045934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030952/publication.txt
observed d9d1bddf321cfa213df6254474ad84c4...
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.