OpenTechnical

OT-2026-000016617

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000016617) never changes.

Identity and time

Publication numberOT-2026-000016617 · never reused
Internal UUID01a0ae6e-5918-7dcd-a799-91f955133755 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016617
StatusPUBLIC

Content hashes

Canonical textf57da97a82ebbe3d19fd37ec9dfac8df99c4c322a4207d3060df4648aeb242fd
Markdown304b56e0ed403fbcd83a03e304c2600843210285047432df02c2d4087264178b
PDF
Publication page1657de38011864ed6e370745354ffca7fb1a2d63f86213eda94ac3d05914ad5f
Manifest876795e56d4d18eccd05f1cde3a64d104ef03420b30337634de363478e19ea9e

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
Signature4kZNGYhUdMvmRO/yC19voY5JrXBzE/3ZeTASJeBoHgqip52DczrsaEI+SBinYcGYZAjTrxXjBe/9YKRVmJAACg==
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

2026-09-17T12:02:48.254675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016617
observed 1657de38011864ed6e370745354ffca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.236776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016617/manifest.json
observed 876795e56d4d18eccd05f1cde3a64d10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.217582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016617/publication.md
observed 304b56e0ed403fbcd83a03e304c26008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.197944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016617/publication.txt
observed f57da97a82ebbe3d19fd37ec9dfac8df...
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.