OpenTechnical

OT-2026-000061846

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented after set-down

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-2026-000061846) never changes.

Identity and time

Publication numberOT-2026-000061846 · never reused
Internal UUID01a0ae8b-b8ac-7518-a2cb-8e907ad9728b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061846
StatusPUBLIC

Content hashes

Canonical texta433dc6464adb50c24788297f3b88aa6fbd8c2719485ee80fe050eb2d565ad77
Markdown08fc59ddce4ee7532bec14bc42d2775a7b470d3150a02d6e0680d8af3fcee307
PDF
Publication pagef7090696a63da53ab417bb59c2885ce7e5d158073404f3dc7380bffcb174958a
Manifestd6745ccda0bb8e2e4037e1f6d176cfb16ee796957a7099eb8225ec8b391ed241

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
Signature/yTR4iqL9HYb6IjxH8TrLxsf1eXGCJL2aHH9X40ZjB6zPCTUHpkWX8lvQNUpkxQ2HzadjtmKvAHFhqMXWLI5Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:41.794078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061846
observed f7090696a63da53ab417bb59c2885ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.772493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061846/manifest.json
observed d6745ccda0bb8e2e4037e1f6d176cfb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.751818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061846/publication.md
observed 08fc59ddce4ee7532bec14bc42d2775a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.733217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061846/publication.txt
observed a433dc6464adb50c24788297f3b88aa6...
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.