OpenTechnical

OT-2026-000099146

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000099146) never changes.

Identity and time

Publication numberOT-2026-000099146 · never reused
Internal UUID01a0aea2-8288-77e7-b1ff-0b1d93de1b12 · 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-2026-000099146
StatusPUBLIC

Content hashes

Canonical textb1f3a2dea44c8c3509cf43c871080d5892e5322df036e11983357c0a841184fc
Markdown223c28db1bdb80250ca6b4867f478341536631d3f355f10e3f97c351b3de7235
PDF
Publication pagedc807efadbad19b2dc7b13d67c4c79e45d597a9136147d19b137202ac1004f1d
Manifest83bce5cc472c8d927ef7f5288f0dbd209dad49bdbc226e12a6d9932d0d25e352

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
SignatureSGz62DMF0eWMZ7gPHI0nwvuj50vm1R+CIWmeRpG5cS593r/mixO+cnFpzVDwWUs2LIyRVYirmgmShx8WyMERBA==
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

2026-09-17T09:30:31.182881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099146
observed dc807efadbad19b2dc7b13d67c4c79e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.162398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099146/manifest.json
observed 83bce5cc472c8d927ef7f5288f0dbd20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.143340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099146/publication.md
observed 223c28db1bdb80250ca6b4867f478341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.123697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099146/publication.txt
observed b1f3a2dea44c8c3509cf43c871080d58...
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.