OpenTechnical

OT-2026-000098022

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000098022) never changes.

Identity and time

Publication numberOT-2026-000098022 · never reused
Internal UUID01a0aea1-92f8-743c-a037-e80532401c67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098022
StatusPUBLIC

Content hashes

Canonical textafc7402e5e6345182da11e4e024e12a97d2b6ed01508ae253571083a6541a488
Markdown62eef11c3d8479bb6fa1f405786634a47e59ceec80edb2189d3166fd99cf0672
PDF
Publication page2e185b1d093aaf90f7b4a518da5d8a761857f16d25b38c5cb28d0df14f415e37
Manifest37d4c986e34a3f63662a31c3e19155b75ffdfda86b651d4f1153c14965353503

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
SignaturedVJrZbnrQIdMyUi6L8EsHA1qsHdOU8sqhsNYBA0UeE5ddrMixnbfyeW3N3wulXuKfUTEOpc1W2AnqpZiaLT1Bg==
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

2026-09-17T09:33:11.905209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098022
observed 2e185b1d093aaf90f7b4a518da5d8a76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.889174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098022/manifest.json
observed 37d4c986e34a3f63662a31c3e19155b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.872823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098022/publication.md
observed 62eef11c3d8479bb6fa1f405786634a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.857136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098022/publication.txt
observed afc7402e5e6345182da11e4e024e12a9...
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.