OpenTechnical

OT-2026-000078877

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000078877) never changes.

Identity and time

Publication numberOT-2026-000078877 · never reused
Internal UUID01a0ae95-ccbd-7504-b9c3-b46ee9776b23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078877
StatusPUBLIC

Content hashes

Canonical text285b06e11c26a0066174300bb26eeb96660f7c67c1ff440133c8e7a0e20a7506
Markdown0ef1e89f02d03728c71464921437f97151c7b256f9519aafd10705543f7d5666
PDF
Publication pagec5f3400fd4fe0fa56182e1ca5aec439df9f28a0344629fbbffea37247da3f612
Manifeste4f93070a861fb0211de10a54090fa45df46617f3db0d066f65f1bb8cc5034ec

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
Signatureia9Xf8yncKHeCsV3SXrecdoBnkLoJzMFc2ncg3fJndwN0UTxib2obnWpOdMXMkOCL2NVyXg2EbpXQ8v/Y+ACCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:40.839113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078877
observed c5f3400fd4fe0fa56182e1ca5aec439d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:40.820833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078877/manifest.json
observed e4f93070a861fb0211de10a54090fa45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:40.803634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078877/publication.md
observed 0ef1e89f02d03728c71464921437f971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:40.784951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078877/publication.txt
observed 285b06e11c26a0066174300bb26eeb96...
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.