OpenTechnical

OT-2026-000092027

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000092027) never changes.

Identity and time

Publication numberOT-2026-000092027 · never reused
Internal UUID01a0ae9d-43bc-73ab-b8a4-d2501f387ffb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092027
StatusPUBLIC

Content hashes

Canonical textd19f1868c51d13e1eb085aad1f42fe11de368860bb8de82ff065dc6e5fb5d878
Markdown7dbeb2c88f17acde70a99eed4b67170d40ac705a664af94fab1c2d3a6b0a72b6
PDF
Publication page4ed2e06fa1f36f8830d2fb5aedf0fde19c2a1a4083dc7a4230d41fff99f63ce2
Manifest007e89a349bae181ec4b3a6fa4d7e09285be5d996c935d41d21292d2ad2ccfc8

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
SignatureqLhYnpEItFsqFaPWKqX4z+7Z6dY8uwE2kXY1vXKhZ4cy7x2JyDPMbsJ+ndUDaPSzjYYk3bJ1rUYgixz3XvtJBA==
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

2026-09-17T09:43:06.786483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092027
observed 4ed2e06fa1f36f8830d2fb5aedf0fde1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.768538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092027/manifest.json
observed 007e89a349bae181ec4b3a6fa4d7e092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.750208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092027/publication.md
observed 7dbeb2c88f17acde70a99eed4b67170d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.732912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092027/publication.txt
observed d19f1868c51d13e1eb085aad1f42fe11...
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.