OpenTechnical

OT-2026-000101152

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three 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-2026-000101152) never changes.

Identity and time

Publication numberOT-2026-000101152 · never reused
Internal UUID01a0aea3-c378-7573-8ed3-2a39b5a602f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101152
StatusPUBLIC

Content hashes

Canonical text741f0c67eb60356879d956a7dc2c9e36bd93f7e778f7550f21b155a06febf300
Markdowne042d94cefd4696015074ebf95e4eb710c98efd144418bab8fcfd52c6186398f
PDF
Publication page8423d0c9703a862429fd72b89d1f01a27201c106aa3158d72f40370c1abd6794
Manifest875800db6f6477ff5566add163508195ba28600e14ca2ce00ac3cf1dc471cb4a

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
SignatureZQnuAreTJkD9GhZ0Vx83TFnSuDxctq1v11MWNtmWPQ6QJEzfOGa86EZJTuTMRgU2f9nJsP8Gq85dr5CMoVwOAA==
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

2026-09-17T09:26:47.294176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101152
observed 8423d0c9703a862429fd72b89d1f01a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.277136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101152/manifest.json
observed 875800db6f6477ff5566add163508195...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.258357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101152/publication.md
observed e042d94cefd4696015074ebf95e4eb71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.240911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101152/publication.txt
observed 741f0c67eb60356879d956a7dc2c9e36...
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.