OpenTechnical

OT-2026-000095757

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095757) never changes.

Identity and time

Publication numberOT-2026-000095757 · never reused
Internal UUID01a0ae9f-fac6-7a81-bf77-31584f8adc33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095757
StatusPUBLIC

Content hashes

Canonical text8878478929229d7f587d80f2cb69f999b6f7bf996e73e65e6044225c178c3af1
Markdown6e30fbc5cd0578e696805baecef2483ca9a5d87dcc3cc4b1408ab57f173357f0
PDF
Publication page778c20a94b2e1a187edd3b9ebcaeb6ac9787ac5d7082145bac9c7f371575f756
Manifesta26d344b133b02143a71418fa09d1964a8ab8ed150bfcc976a58e0c0db9fe6a1

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
SignatureMJOCzlx20IV+7yc7WWIaIJ3D3iL3IIgBVFfqsO0VwGBVrS0OHOpPmKR426OgFf49ZKxcw+Ttko9hgxVBcAXsAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:19.623493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095757
observed 778c20a94b2e1a187edd3b9ebcaeb6ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:19.578404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095757/manifest.json
observed a26d344b133b02143a71418fa09d1964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:19.561406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095757/publication.md
observed 6e30fbc5cd0578e696805baecef2483c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:19.520621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095757/publication.txt
observed 8878478929229d7f587d80f2cb69f999...
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.