OpenTechnical

OT-2026-000099117

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single 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-2026-000099117) never changes.

Identity and time

Publication numberOT-2026-000099117 · never reused
Internal UUID01a0aea2-8287-7608-a57b-ea26106468c6 · 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-2026-000099117
StatusPUBLIC

Content hashes

Canonical textd70957087269e948bdcc21108838d89cb1127b77b5aecad2c97f15594b6f7d94
Markdown1b327ef5abf128586cc06e5d69678059480e852afe8fd9359ffea1ff11453cde
PDF
Publication page5b238045db8d38f484fdbb0c43a2d93f9e5eb27f4b59239e00ac45f16167af35
Manifest127fc0e221b70f58f685a3cd83fc5f7145ea9b17f17051bdeffe45d462751699

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
SignatureM4WkdX6wmiDKencO/mFTkbxxzGGpAxKf57PiR2AnsfTIjsfWpxt7XzaEJ9U0A8wqGHdsbNs/eaEWuhul/ZpdAA==
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

2026-09-17T09:30:21.892304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099117
observed 5b238045db8d38f484fdbb0c43a2d93f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.873765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099117/manifest.json
observed 127fc0e221b70f58f685a3cd83fc5f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.853455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099117/publication.md
observed 1b327ef5abf128586cc06e5d69678059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.833905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099117/publication.txt
observed d70957087269e948bdcc21108838d89c...
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.