OpenTechnical

OT-2026-000102655

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000102655) never changes.

Identity and time

Publication numberOT-2026-000102655 · never reused
Internal UUID01a0aea4-858b-7a9d-86b1-77aa6dc57765 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102655
StatusPUBLIC

Content hashes

Canonical text8f19babdb599e0f3674ddc486a726186aa5e8476d9af3a2d3f554311f131d3fe
Markdown748514e5a25a780b95fc1ca3491be8f8dadde0f24607072470f52f6e7546a70d
PDF
Publication page2e9f57f8983e053eef070bfb4044b277bb92f8024da75bbd76fae1d8defa5847
Manifest6717d24b11e79c4804baa7b7a4e7003ed85c33f32d63bb16ce48a787745ca3c9

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/xw6tNoh+5pPycpx0kHiyq1E54cMYet//MhvIuWau8WQYCDZjh3DYv9RC6gGlXMEsDwtEu+GaA7XIt1iLHQHCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:09.295977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102655
observed 2e9f57f8983e053eef070bfb4044b277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.277963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102655/manifest.json
observed 6717d24b11e79c4804baa7b7a4e7003e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.258965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102655/publication.md
observed 748514e5a25a780b95fc1ca3491be8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.239724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102655/publication.txt
observed 8f19babdb599e0f3674ddc486a726186...
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.