OpenTechnical

OT-2026-000009051

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, vented 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-2026-000009051) never changes.

Identity and time

Publication numberOT-2026-000009051 · never reused
Internal UUID01a0ae6b-31b8-7a6e-8792-aa19327c325a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009051
StatusPUBLIC

Content hashes

Canonical textf5a9f7fb6c5ee5138dd20a0b830b69fc9b28da62c9c623946cb38d8bfeaff88f
Markdowneced68b7eeee3808240764b11d34fbe8bb85acda32f4416ac37acb02a18b5cd4
PDF
Publication page3f250e87a0df4e919ca044d52c712e9a0ebc9e05cd4736c44c486d90ea9b4742
Manifest0e7b09743d5e02582dbe6dfecd034d3090a508c84def2d48cc76f1852eebdcaa

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
SignaturevQ6x8jvMFdn1Y9sVyYRp4dcWS9KDgpgzoNEHvr0/vh5XtaQaSdMk8RjnAzcbUeAI25F3yZvvqE6gyLcwAEEnBQ==
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

2026-09-17T12:17:42.267866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009051
observed 3f250e87a0df4e919ca044d52c712e9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.247580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009051/manifest.json
observed 0e7b09743d5e02582dbe6dfecd034d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.226438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009051/publication.md
observed eced68b7eeee3808240764b11d34fbe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.206283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009051/publication.txt
observed f5a9f7fb6c5ee5138dd20a0b830b69fc...
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.