OpenTechnical

OT-2026-000017382

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000017382) never changes.

Identity and time

Publication numberOT-2026-000017382 · never reused
Internal UUID01a0ae6e-76c9-77e6-941a-611d5d3cc309 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017382
StatusPUBLIC

Content hashes

Canonical text303fd5291996ca1e97f833b0e8a99854c6800d8b6b28714462685c5d5cb467a8
Markdown28861955f00e2dc03bd18844ca51704d55170d6883fe9dc5e8028096ba4c1445
PDF
Publication pagee8854bc6f533ae4bc9657ee3d061cc059cfe327c55dd4723ac8d4280e8b59466
Manifest3b1a8edda93e3dd5552b37b98bb0e61f8eaaac7214080d1a812d56f161f2328a

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
SignatureaiVEya//RLqIsMOedKRdJrOmpcnIBh4MplSyIIDCclLWTYF0qL575xW5zDIYXsKQ1k5jNQv4LOCywIPsTM/2CA==
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

2026-09-17T12:02:30.231277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017382
observed e8854bc6f533ae4bc9657ee3d061cc05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.214434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017382/manifest.json
observed 3b1a8edda93e3dd5552b37b98bb0e61f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.198000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017382/publication.md
observed 28861955f00e2dc03bd18844ca51704d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.180605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017382/publication.txt
observed 303fd5291996ca1e97f833b0e8a99854...
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.