OpenTechnical

OT-2026-000034860

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two 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-2026-000034860) never changes.

Identity and time

Publication numberOT-2026-000034860 · never reused
Internal UUID01a0ae76-1ed3-794c-8549-187c725fd6f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034860
StatusPUBLIC

Content hashes

Canonical text0d23fd2b56a9a0dcd646899dbd1bd55877a463d579ae398ae0722998cbe7e536
Markdownea8e61c041e7dfc9eb5891ed259cc07c3d3ee313dc382aa6d7b8009f1e8125c2
PDF
Publication pageb62110d93d78577d32908a1668c57811bebbf36e97a6fb31f3b794b84ad06d70
Manifest2d3cf8c94ac288fabde34de81b61b55b492f3676764bdb2457b5184d38767db3

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
SignaturelLtt1M5XmhU3W0fJmhO0BAT+XVTD1cz4sa/zu7MvYICPG2HaJgjBPUGlq0QANonZ9/ubd3NhlYLoP1TkVMeLAQ==
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

2026-09-17T11:30:30.570651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034860
observed b62110d93d78577d32908a1668c57811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.553363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034860/manifest.json
observed 2d3cf8c94ac288fabde34de81b61b55b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.536287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034860/publication.md
observed ea8e61c041e7dfc9eb5891ed259cc07c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.519031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034860/publication.txt
observed 0d23fd2b56a9a0dcd646899dbd1bd558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:51.447239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034860
observed b62110d93d78577d32908a1668c57811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:51.430477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034860/manifest.json
observed 2d3cf8c94ac288fabde34de81b61b55b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:51.412808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034860/publication.md
observed ea8e61c041e7dfc9eb5891ed259cc07c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:51.395298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034860/publication.txt
observed 0d23fd2b56a9a0dcd646899dbd1bd558...
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.