OpenTechnical

OT-2026-000052414

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented before 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-2026-000052414) never changes.

Identity and time

Publication numberOT-2026-000052414 · never reused
Internal UUID01a0ae84-5739-7ee9-aec5-32bcda5f1317 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052414
StatusPUBLIC

Content hashes

Canonical textbef0438c0e854febc52104e617d00facf89b04752e4ea7dc354f846962b6f4b2
Markdown3dcb824908c8313ea0dd524f32e4240ea7bac609e4bf61927f466cc02590ae59
PDF
Publication page4c4fce670d1a135293de3ae577566082c6576445f4d0f6ef364fa69da30b9513
Manifest0f89e8890aa7d249c334bf7563dea5c3783f55ef85814da31eba43da48b59928

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
SignatureFo5rTnYDSQG9/OxcakE4D4vzx2CIB2ylYueldW5EyJPgtLkNRE05sgP/YhgprEJ5BVUpMegOqxFsbiQ1gMVABA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:01.687019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052414
observed 4c4fce670d1a135293de3ae577566082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:01.668317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052414/manifest.json
observed 0f89e8890aa7d249c334bf7563dea5c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:01.649591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052414/publication.md
observed 3dcb824908c8313ea0dd524f32e4240e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:01.631341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052414/publication.txt
observed bef0438c0e854febc52104e617d00fac...
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.