OpenTechnical

OT-2026-000076120

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented before set-down

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-2026-000076120) never changes.

Identity and time

Publication numberOT-2026-000076120 · never reused
Internal UUID01a0ae94-6a6e-7df0-ab0c-21220994c9b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076120
StatusPUBLIC

Content hashes

Canonical text312ab14ea70abe2b60ba17a9481ddf05550b57078d50fc35916685ae1f113440
Markdown11d0b758a16a4689f1bdfca5afb50e23a2b99c0a4f96034b7b0afc4ec7a69399
PDF
Publication pagee83de57c8b8d8fd07257a9777fdfe47e103b347d0d3b84b147d8fca5e1b00727
Manifeste2532e40a2c29f0834b49f9d10042eb4c867bba7e206289bdafb18ac2d0a5752

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
SignatureJC8a5dlBEGdRD5J04zHK70EgIq6ZSCG7AvrTbwiefFiAjE/V3A8wEe2Nhj7e/QfX+b6pq8UxAU5ZxG/FgjG+Dg==
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

2026-09-17T10:11:04.985931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076120
observed e83de57c8b8d8fd07257a9777fdfe47e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:04.966568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076120/manifest.json
observed e2532e40a2c29f0834b49f9d10042eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:04.945145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076120/publication.md
observed 11d0b758a16a4689f1bdfca5afb50e23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:04.804376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076120/publication.txt
observed 312ab14ea70abe2b60ba17a9481ddf05...
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.