OpenTechnical

OT-2026-000023044

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, 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-2026-000023044) never changes.

Identity and time

Publication numberOT-2026-000023044 · never reused
Internal UUID01a0ae70-46ec-7836-8803-d8853a305bf1 · 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-2026-000023044
StatusPUBLIC

Content hashes

Canonical text708f332c28a7c8cb571e953504ded8fbcc56a61d098da7d313ce9f1f3a0c351c
Markdown172c50e3f2778d2cd6d7a26146a0ef4ca1d4ce7440412faceb0785af3e94a0b6
PDF
Publication pagef360a266d3f5d9003164f65f0ca1872fd88c2678c639d20b4997b45db3147469
Manifest38669498802e16921d00944e659c35097bc63c0b1397a01124a282e8e1fad35b

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
SignatureaF90N/BRb3uPcMrgXJiGkyHvVcaK+uBfL81LzWogvDRn72hSKYI3LZ1Ewm47rWK92ttU5EUD+lWshHQhdlCPBg==
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

2026-09-17T11:52:38.938018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023044
observed f360a266d3f5d9003164f65f0ca1872f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.920136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023044/manifest.json
observed 38669498802e16921d00944e659c3509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.903434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023044/publication.md
observed 172c50e3f2778d2cd6d7a26146a0ef4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.887520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023044/publication.txt
observed 708f332c28a7c8cb571e953504ded8fb...
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.