OpenTechnical

OT-2026-000010007

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000010007) never changes.

Identity and time

Publication numberOT-2026-000010007 · never reused
Internal UUID01a0ae6b-cb79-73a7-b38f-e1a59ee0442d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010007
StatusPUBLIC

Content hashes

Canonical text5958ca9711b9eb67b720a11f1123532dc48a88545214ceb176fb77be9b10ad89
Markdownf923e7671320e3a980d8bb2a41fa3aa37c5a2a82f676a9bf69f72dde38b85337
PDF
Publication pagee8dd124d5f6e562cee4840da10ccb36457e348c72e2409766c3d88cd35966f22
Manifestb229593aeeecd59bddc4da35346599377c04c2716c69463f95bbc000f53c1521

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
SignaturefCRWBSv0G2MhTEufeUFgSj4Mj/uXFYNCSd3aHx+N9II7NfGpX8G3HdtOgWCiG1HuXkLxU5lnq6cJ30B8VY71Bw==
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

2026-09-17T12:16:03.516360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010007
observed e8dd124d5f6e562cee4840da10ccb364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.494742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010007/manifest.json
observed b229593aeeecd59bddc4da3534659937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.471810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010007/publication.md
observed f923e7671320e3a980d8bb2a41fa3aa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.451580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010007/publication.txt
observed 5958ca9711b9eb67b720a11f1123532d...
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.