OpenTechnical

OT-2026-000075904

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000075904) never changes.

Identity and time

Publication numberOT-2026-000075904 · never reused
Internal UUID01a0ae94-29ff-7d1d-92a6-1653e1345f26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075904
StatusPUBLIC

Content hashes

Canonical texte463fef1747de8e761dbbb82075fe537d5423753346660b24445bc09ed1ae234
Markdown433bdf7ebbcf4bdda7a83b7fc78c9a8e6e78a282bd3433973ad15fdbc8db6dff
PDF
Publication pagec5b5d29dfed3ee622f3d8a087c5ea556a07854e9cb424618c848860aae62ea6e
Manifesta53990debfc205f7b773fe263b9922c4945bea764fd4c77a457a934090de0c86

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
Signaturew0a1tC9I2PDq+hs5AUia5kh+nVAkqjENe3HaswQrnRpzlfuOH0ovat1HtQFmHROyNhZCxi7PRRYme6wGPqzeCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:14:43.292190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075904
observed c5b5d29dfed3ee622f3d8a087c5ea556...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:43.274782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075904/manifest.json
observed a53990debfc205f7b773fe263b9922c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:43.256933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075904/publication.md
observed 433bdf7ebbcf4bdda7a83b7fc78c9a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:43.238227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075904/publication.txt
observed e463fef1747de8e761dbbb82075fe537...
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.