OpenTechnical

OT-2026-000101308

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single 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-2026-000101308) never changes.

Identity and time

Publication numberOT-2026-000101308 · never reused
Internal UUID01a0aea3-c379-744e-b370-fb9dfaff3dea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101308
StatusPUBLIC

Content hashes

Canonical textaa920350bb323120c8f94dfb59849f6a0953baa36e7b4fab9fde424ae4161c63
Markdownf14500f5aad6d10bbb6292faa09edebdc54c7332dd1587f18fe055d952e7b081
PDF
Publication page8d190724727c61c0b23f7a2d48f13603f92c2a576b42a550cce322e5a5fa1357
Manifesta41ffb56d3b9443f4cae733bf283e99c00e6d6eeb83850e36a97bae0011f4a44

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
SignaturepgFR7Shza4khDKlozW0s38XvbnpAs+JBKPXWeCViQlKulNTQeEWrczWqS/fAr2MnhPNPHNGbqMaK9Ka8K++kCQ==
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

2026-09-17T09:26:59.661190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101308
observed 8d190724727c61c0b23f7a2d48f13603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.643313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101308/manifest.json
observed a41ffb56d3b9443f4cae733bf283e99c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.624130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101308/publication.md
observed f14500f5aad6d10bbb6292faa09edebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.607207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101308/publication.txt
observed aa920350bb323120c8f94dfb59849f6a...
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.