OpenTechnical

OT-2026-000099154

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000099154) never changes.

Identity and time

Publication numberOT-2026-000099154 · never reused
Internal UUID01a0aea2-8288-785d-a469-606544d6c27d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099154
StatusPUBLIC

Content hashes

Canonical textaeff1fd1ab79e4501a6f6e4879b8372270c7e812df6ccd7dcc7d62b7258d228a
Markdown6586d64336cae8374783c2024d63c91c1f9db99ed3e283bf844e43b53fbcb191
PDF
Publication pagea485e1a502e2f875e8bdece0c4016b573ca7c96385d3b3f7e24b1ef83798d098
Manifest5894694d06eb1d709f5c45a31bf332f3101bf479048864064668fc9f0adb4ea1

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
Signature+uXR7xngP/sAtV+TnWWAOpK+Hv0OnYvTE2T0j9OgaYCuV5dEOgxq2XdBmSRKN1NGIr/MGBDis7hgn2sQYLs7Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:31.847946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099154
observed a485e1a502e2f875e8bdece0c4016b57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.831015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099154/manifest.json
observed 5894694d06eb1d709f5c45a31bf332f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.811093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099154/publication.md
observed 6586d64336cae8374783c2024d63c91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.793950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099154/publication.txt
observed aeff1fd1ab79e4501a6f6e4879b83722...
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.