OpenTechnical

OT-2026-000082325

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000082325) never changes.

Identity and time

Publication numberOT-2026-000082325 · never reused
Internal UUID01a0ae97-4d95-73bb-924f-967cf83543bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082325
StatusPUBLIC

Content hashes

Canonical text6cbed033100e6e3fa2f35b4df4babd99a49cc904ef6bff3ab2eff539559d0079
Markdown1a5b77b4b10f9a04e970c474f9da80cdff9ba760d913cccc24295c36b6e5c27b
PDF
Publication page2c1c2f224a024389a786cca9b2d316af1fce183095f726b34de1e280d110897b
Manifest69b8810602440c8d9e563287beb8c8722c1944663c14e2d66a5dbeae026013c6

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
SignatureO4wbFXAVrZTiFdQXz0XiY2ApVKQdBHypkR/jNvN3DbJm9wcCpABi+qZGnsjGxpuVrIhz/IE0oOQnqszbfZ1kBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:11.565247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082325
observed 2c1c2f224a024389a786cca9b2d316af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:11.548375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082325/manifest.json
observed 69b8810602440c8d9e563287beb8c872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:11.531586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082325/publication.md
observed 1a5b77b4b10f9a04e970c474f9da80cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:11.513266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082325/publication.txt
observed 6cbed033100e6e3fa2f35b4df4babd99...
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.