OpenTechnical

OT-2026-000032380

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000032380) never changes.

Identity and time

Publication numberOT-2026-000032380 · never reused
Internal UUID01a0ae75-106e-7b0f-88c2-5ebcd87276c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032380
StatusPUBLIC

Content hashes

Canonical text0ad3c3f68ccc8c4aa95a11b89f1d7ce5281e385ec52c3ea650d559a1e5100e0c
Markdown45728c85e800e28dd65e4319891a1d0c402e6c9532dc2668e5018492db4d3545
PDF
Publication page29d9f53ed475013a8af66381bfd5f596b68b7af674b3d7d524af0fb598fe2f1c
Manifest7d9cf492e952da4935c9f6608e7c6494d4696d9c8a9b21c1d31c4175168c2cc5

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
Signature4g25lwQKAf7shdENsT+S8igqwpyBXIy0Pxd63GRpludydv9sVWCRqUXeFIik9KwNnYArWfMqZmzogIfeVG93Bw==
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

2026-09-17T11:33:47.204861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032380
observed 29d9f53ed475013a8af66381bfd5f596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.185531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032380/manifest.json
observed 7d9cf492e952da4935c9f6608e7c6494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.165758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032380/publication.md
observed 45728c85e800e28dd65e4319891a1d0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.147217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032380/publication.txt
observed 0ad3c3f68ccc8c4aa95a11b89f1d7ce5...
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.