OpenTechnical

OT-2026-000073082

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000073082) never changes.

Identity and time

Publication numberOT-2026-000073082 · never reused
Internal UUID01a0ae92-c816-7955-8d7f-3fc862063707 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073082
StatusPUBLIC

Content hashes

Canonical textd3efbed81deb643cbf9dcc116a0ddaf18aa3d3a74723a366c276ff732fa9707b
Markdowndb2908a1ff6c46b9c1b9506086925249c0b2579bdd58789d03349101d59f865f
PDF
Publication page17a556fcb8a7e40e3ddae2bc323f00f1569fcc5aec72f33691f2364c1a9530e4
Manifeste7fd175fd24b20b81217467ae132f787fa382a86898314cc05b007be8ab02f08

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
Signature/ze/XZ9DAeosF5IA2tB9EltwgRkk2YZp6NBa1Q6+cc3AduVXvxQ1gifycQygI890y4IwAca686b/sI4c+j6/CA==
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

2026-09-17T10:22:02.031382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073082
observed 17a556fcb8a7e40e3ddae2bc323f00f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:02.015224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073082/manifest.json
observed e7fd175fd24b20b81217467ae132f787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:01.997883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073082/publication.md
observed db2908a1ff6c46b9c1b9506086925249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:01.976584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073082/publication.txt
observed d3efbed81deb643cbf9dcc116a0ddaf1...
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.