OpenTechnical

OT-2026-000023036

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000023036) never changes.

Identity and time

Publication numberOT-2026-000023036 · never reused
Internal UUID01a0ae70-46ec-7ab8-908e-573faa216259 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023036
StatusPUBLIC

Content hashes

Canonical text370ea301b519603f426ca16cbccdf26afff5cb52b0e82e41f851149e9cb1d223
Markdown73c5028a632a9d5a04a876eb087c6fed37f0ff671d4d49ae5c5eacfd18fae650
PDF
Publication page1703839c3d435becf9fc39e02baf3180c650ddf56bdcdcf04b720ca06fe7428b
Manifest897ea542e722397a984bfdc76f5630133f50441e2cfaa9b71a5087af00c7ea9c

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
Signature9sFkQ0LmA/Ml9Lv60gPrdR3ipYB30xYwp9cain+wmmHetjwV0/tr7vpesYtVVZFibUSOHLjiD902h4X2FCq4BQ==
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

2026-09-17T11:52:38.403615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023036
observed 1703839c3d435becf9fc39e02baf3180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.385400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023036/manifest.json
observed 897ea542e722397a984bfdc76f563013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.367927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023036/publication.md
observed 73c5028a632a9d5a04a876eb087c6fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.351474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023036/publication.txt
observed 370ea301b519603f426ca16cbccdf26a...
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.