OpenTechnical

OT-2026-000023651

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed 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-2026-000023651) never changes.

Identity and time

Publication numberOT-2026-000023651 · never reused
Internal UUID01a0ae70-aed4-7c55-803a-1d08232beb6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023651
StatusPUBLIC

Content hashes

Canonical texte8317f9e0d8d6031f8d00b34062efddff93232bf4e368c60006c5669d158bcbb
Markdown58baaaec78cd6631458033a42ba0a883f26bbe98ae3666d459c33fef4342903c
PDF
Publication pagebeb9d3af8eca9eda3cc08e27eae2fce669b9f3da9aa7993a62ec6af3a38a31be
Manifest627238b5b04af93f706d8b8373ca248e62b7304fc0fcccec1c9f00e8327397a1

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
Signature26zLMnl9E9chmnrFIcs4wT11IENQy03iyUuG5IjoijFh9HAGXPrtLfS9ubkIBoiAwAJuImxsyA1pXvObiiKvDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:49:57.834109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023651
observed beb9d3af8eca9eda3cc08e27eae2fce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:57.815014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023651/manifest.json
observed 627238b5b04af93f706d8b8373ca248e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:57.795900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023651/publication.md
observed 58baaaec78cd6631458033a42ba0a883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:57.776671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023651/publication.txt
observed e8317f9e0d8d6031f8d00b34062efddf...
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.