OpenTechnical

OT-2026-000032310

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000032310) never changes.

Identity and time

Publication numberOT-2026-000032310 · never reused
Internal UUID01a0ae75-106d-7b63-af4d-a606128349cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032310
StatusPUBLIC

Content hashes

Canonical textc5d909e37be7a9c7837beb996e8ef2fc2cf93c6b97a9068380a4642a134934d0
Markdown63eea723854a4d276ac1dac5f487f17ff665022a569098cf93c73d90ac7be236
PDF
Publication page4519afc7638510dd6037e66fbbcae9779fea844710aee0ac2a7a52e0ccb5e87d
Manifest1d1cb23a7c5fc3aa1f5a7bb7617b858d1462a18334ef0ac06855cebc7a4a3b43

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
SignatureSdjDwzJeru8XYVWe0VEWVDFdrCpjk37AheiYyO9JM74OTIx1bquAxPBtkG6nmviJV3dPftsTPb8cL86Xrv7LAA==
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

2026-09-17T11:33:08.651482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032310
observed 4519afc7638510dd6037e66fbbcae977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.633202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032310/manifest.json
observed 1d1cb23a7c5fc3aa1f5a7bb7617b858d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.613432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032310/publication.md
observed 63eea723854a4d276ac1dac5f487f17f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.590673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032310/publication.txt
observed c5d909e37be7a9c7837beb996e8ef2fc...
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.