OpenTechnical

OT-2026-000037154

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000037154) never changes.

Identity and time

Publication numberOT-2026-000037154 · never reused
Internal UUID01a0ae77-7741-7877-b613-be327d322027 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037154
StatusPUBLIC

Content hashes

Canonical textb672fee2821a1b4ef05c4f1aac07fcabbf086b02ead00c786297c258004d8005
Markdown3245f01bdc5d1e0fe7afd1bb4e2545faf6c26a8115dfdfe7ef5fc5e3bc472755
PDF
Publication pageb5960a7ae37a733c4108986d4a893abed459f66b25890e7eff9bee16f6e41bac
Manifest751cb460a69ff8a1902aca3d1a9ea0f1908769bfc59beeb07268fa6f5e5abe6f

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
Signaturei/9Ux6Ct3zrWDUpocANEPNwZvR4n14qitMuvTI84sX4UF7XXu2cKcag6E8n+YZvMgwMTfTTnaakprhVJxL8oCg==
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

2026-09-17T11:25:02.227593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037154
observed b5960a7ae37a733c4108986d4a893abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.212319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037154/manifest.json
observed 751cb460a69ff8a1902aca3d1a9ea0f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.196471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037154/publication.md
observed 3245f01bdc5d1e0fe7afd1bb4e2545fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.178824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037154/publication.txt
observed b672fee2821a1b4ef05c4f1aac07fcab...
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.