OpenTechnical

OT-2026-000008348

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold 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-2026-000008348) never changes.

Identity and time

Publication numberOT-2026-000008348 · never reused
Internal UUID01a0ae6a-e469-70b7-b5fa-715c921d4f04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008348
StatusPUBLIC

Content hashes

Canonical text9b590ecc9fd880c7646539f0f8443d9fb481c166d073b7bae7bc2c1f2662372e
Markdown633719dc8abaab6d17e7fe3c88ade03a6de23e40c2a42a588e1b7c05899dae69
PDF
Publication pagef8c54380ea99322cae4b2208289c111096d1557cbf8514314bea17a95b0ce3e8
Manifestcd8110c454119c03833be04c3cc1063e9e04b6eb36b9cc93be0a5ad4730e217a

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
SignatureT+KMlXkSgSiQeKhEBgKPkNsyp5LMzhRAZxLJKms+6Q/rdPQWWCFTjUY1S7FJiiq/TfRdLDE+Lcb05m1IOj5tDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:10.093470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008348
observed f8c54380ea99322cae4b2208289c1110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.075695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008348/manifest.json
observed cd8110c454119c03833be04c3cc1063e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.058830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008348/publication.md
observed 633719dc8abaab6d17e7fe3c88ade03a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.041978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008348/publication.txt
observed 9b590ecc9fd880c7646539f0f8443d9f...
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.