OpenTechnical

OT-2026-000033883

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, supply line 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-2026-000033883) never changes.

Identity and time

Publication numberOT-2026-000033883 · never reused
Internal UUID01a0ae75-a391-7160-a263-4264c4bd4dd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033883
StatusPUBLIC

Content hashes

Canonical textc0ac777c0e5be1e7b4c213dc0d7de81a9972a95e67426b7ecc9bab78fbcf7683
Markdown945e772d1a1e8aadd29a6ceb0d11f6a6d0a5f67bf3e352a66590c7cdaa661fb1
PDF
Publication paged622063c3cb995501e68211737ceb1a24cbce107cbe111bea2ba74ea41ca9cf9
Manifest9290953e595ee10dbfe3022952ed39e12ac1b4e4711d1d2223e580a269a647fe

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
SignatureJdiPrCOTR6l3jfW0LCk3Q2BUNjN/H9QXTl9r8hwJCWE4tHA4pPnzehDEpS3pIuL763QS1zCp2GYFHhANn8EsAA==
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

2026-09-17T11:31:57.298087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033883
observed d622063c3cb995501e68211737ceb1a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.277541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033883/manifest.json
observed 9290953e595ee10dbfe3022952ed39e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.259527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033883/publication.md
observed 945e772d1a1e8aadd29a6ceb0d11f6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.240469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033883/publication.txt
observed c0ac777c0e5be1e7b4c213dc0d7de81a...
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.