OpenTechnical

OT-2026-000099129

Publication integrity record

Three 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-2026-000099129) never changes.

Identity and time

Publication numberOT-2026-000099129 · never reused
Internal UUID01a0aea2-8287-7b0e-97ff-00a867a8998a · 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-2026-000099129
StatusPUBLIC

Content hashes

Canonical text9d925d3f3a54cb4addd4b3c28ce40bca9fc1aefed11f865f15d3cf8e6ba148a3
Markdownb23ba698c1b84bd8871578cf8755be7066236ac3b8b8cb02df7a753ff74d2469
PDF
Publication pagea285ae8a47264e61df1796700b7c6d98bf4e07299028004385b0349f567897ec
Manifest4fc80c9e717113217d658412343c6d9f97e582df73b6ddb7308a8495f0280098

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
Signature61yuDJ8WWjIPILOvMJBoYM78PFERA54JNfE+PvTv0z5EUjoR3PPGXOsYIuXPZbXI3T5FxjZhij7NjwWR02G3DA==
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

2026-09-17T09:30:29.676594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099129
observed a285ae8a47264e61df1796700b7c6d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.654781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099129/manifest.json
observed 4fc80c9e717113217d658412343c6d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.630672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099129/publication.md
observed b23ba698c1b84bd8871578cf8755be70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.607997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099129/publication.txt
observed 9d925d3f3a54cb4addd4b3c28ce40bca...
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.