OpenTechnical

OT-2026-000094474

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three 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-2026-000094474) never changes.

Identity and time

Publication numberOT-2026-000094474 · never reused
Internal UUID01a0ae9e-f4e8-7c4c-8268-fb1f4f252390 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094474
StatusPUBLIC

Content hashes

Canonical text6bbd0910b45e8b9150ea1b152fc59a7f8feb5fd5128fe00d7fff39aa818fb9e3
Markdown5d198bf903e713b015bd3d7a63a43e00d38e624d006786f9cf6ddd7deec735cc
PDF
Publication page6293fd6948d7f20b319df3f73bd12e5921e2d38e65ef85c68b4696aaa300a7b3
Manifestd64780e671aed1edf9822a348832f334543f0e4eb2f707ee92311b7023a881c9

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
SignatureQDMCOKrjkFRVurEBbJhOIYkZ3yiHxQpQHMuAYyZK8ivbXNmcYJ7o0wvQGWPjXFQBgShzjDGRz+SZL2s30iiGCQ==
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

2026-09-17T09:37:53.872588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094474
observed 6293fd6948d7f20b319df3f73bd12e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.841950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094474/manifest.json
observed d64780e671aed1edf9822a348832f334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.823043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094474/publication.md
observed 5d198bf903e713b015bd3d7a63a43e00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.792200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094474/publication.txt
observed 6bbd0910b45e8b9150ea1b152fc59a7f...
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.