OpenTechnical

OT-2026-000016152

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed 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-2026-000016152) never changes.

Identity and time

Publication numberOT-2026-000016152 · never reused
Internal UUID01a0ae6e-2d10-71cf-89e8-7b9e54ace6cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016152
StatusPUBLIC

Content hashes

Canonical text3908cc40004a9a5767f90f7aa6bb44f1ef55711321f40054d8eae5b8d2377627
Markdown5d364585cb7f4b1100431470dbdcf221b1f6bddc1803f7d91c8b643fad2403d5
PDF
Publication pagebb318f846a4e2492e0e6b8e70ee3fe66e737da34ef6e8c6ef850b969a0f58213
Manifest3e64769c0024839bb9ca13f04952f973760871196899424e5d42104937496d61

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
Signature2YdaLPAXxTdu0Hy3vVWQlYe/v+MSygqklwJxUNM6BV0w4Pg320d4Yp3CW0nMvm77V6e48EyNBDAR6E9D4FB4Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:35.619698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016152
observed bb318f846a4e2492e0e6b8e70ee3fe66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.599272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016152/manifest.json
observed 3e64769c0024839bb9ca13f04952f973...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.579435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016152/publication.md
observed 5d364585cb7f4b1100431470dbdcf221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.557851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016152/publication.txt
observed 3908cc40004a9a5767f90f7aa6bb44f1...
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.