OpenTechnical

OT-2026-000080238

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000080238) never changes.

Identity and time

Publication numberOT-2026-000080238 · never reused
Internal UUID01a0ae96-7e77-726c-86b9-3e63b77f1a4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080238
StatusPUBLIC

Content hashes

Canonical text8058dc41f0d9ef3a5a7eca3dc7657a101e45d1e8cfc091e4c8e8ca5488cc30a8
Markdownacb065bf311b5696589c51eeb5167800895d3befb7706ea6feadb0511dcbbf7b
PDF
Publication page2de5035beda19f0270549de57c212e7831b2ffa1279e8b6147a70bf1b4250b5f
Manifest8df36e475a32a71d884e40f2efc56883ba8843923c0d6f0cdaca5d8ce234e2ff

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
Signaturei+HkgpqscvjvphKL4FA1tcbxcCIUSCNTbSDP3qTLTg4vS/Q5Km/DCsgAAn05t6jtjfUAkwIxdFtrCKrtC7SNBQ==
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

2026-09-17T10:02:41.770119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080238
observed 2de5035beda19f0270549de57c212e78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.751877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080238/manifest.json
observed 8df36e475a32a71d884e40f2efc56883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.735082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080238/publication.md
observed acb065bf311b5696589c51eeb5167800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.716929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080238/publication.txt
observed 8058dc41f0d9ef3a5a7eca3dc7657a10...
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.