OpenTechnical

OT-2026-000007895

Publication integrity record

Three cup vacuum gripper, three 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-2026-000007895) never changes.

Identity and time

Publication numberOT-2026-000007895 · never reused
Internal UUID01a0ae6a-908a-75a5-b7ff-a0f8feccee92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007895
StatusPUBLIC

Content hashes

Canonical textcb8eb50ee2946214ea90a1a4a0f8bce489f29be7bd5bc6a77ceee46d128a5344
Markdown249c816a4cd362ae6f82084bd5234a0c7e70d6b9f56615824a3cfbd14f4a5660
PDF
Publication page7c74a5a584dbcbd44e60bb98b3f683917d593b565d3f544cf2b4af69ccbd072b
Manifeste981f974c490b581a9f0daa4c71a6eaab257675791c78314e64fcba43218db20

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
Signature2Am4O7nX0XDP8nzbiywQ6LDrwXeKb5g31TOn59zkWVPp5QLQSlxIfuiiaolb/kkDWNvwrn5Z3bOcp7iZoiWzBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:21.535825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007895
observed 7c74a5a584dbcbd44e60bb98b3f68391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.512669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007895/manifest.json
observed e981f974c490b581a9f0daa4c71a6eaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.490393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007895/publication.md
observed 249c816a4cd362ae6f82084bd5234a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.469409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007895/publication.txt
observed cb8eb50ee2946214ea90a1a4a0f8bce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.185899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007895
observed 7c74a5a584dbcbd44e60bb98b3f68391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.165405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007895/manifest.json
observed e981f974c490b581a9f0daa4c71a6eaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.144841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007895/publication.md
observed 249c816a4cd362ae6f82084bd5234a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.126265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007895/publication.txt
observed cb8eb50ee2946214ea90a1a4a0f8bce4...
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.