OpenTechnical

OT-2026-000095051

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000095051) never changes.

Identity and time

Publication numberOT-2026-000095051 · never reused
Internal UUID01a0ae9f-2df0-7c71-8a43-7aa8d7233583 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095051
StatusPUBLIC

Content hashes

Canonical text2ff5df56c91bc8ddcccc90421a74537968487bdfdffd8b2dfb30ee574e698a98
Markdownfb101b47e40bb5343c894f4808adb3cee476d6b08e77ae53ddda07a7c4340e43
PDF
Publication pagea48300b3cb4bdff3376f0c110dc7c3e7dd658f6111a76085fcdd2876cc12d316
Manifest08d8fa74d3ff718fb5a8996c009aa9dd177c89bfbaaf3e2ff9b83a279be8eb59

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
Signatureo+4urYoSj8PowoY0U44+wjrHwsPUiURrWFJtCx7rD/jUj/F9v8Zc6vvSzif7vs5QT0T7BIuiT6258Ut6uCVnAg==
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

2026-09-17T09:37:36.978561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095051
observed a48300b3cb4bdff3376f0c110dc7c3e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.958614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095051/manifest.json
observed 08d8fa74d3ff718fb5a8996c009aa9dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.941980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095051/publication.md
observed fb101b47e40bb5343c894f4808adb3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.920289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095051/publication.txt
observed 2ff5df56c91bc8ddcccc90421a745379...
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.