OpenTechnical

OT-2026-000068606

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068606) never changes.

Identity and time

Publication numberOT-2026-000068606 · never reused
Internal UUID01a0ae90-2482-79af-b341-e1ebd0f8b9b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068606
StatusPUBLIC

Content hashes

Canonical text4de739201cbad5df0e131e5a162b3c489b204afce62daba5a6bba8dbe7ecba86
Markdown99ac4213a8f27c960ce608b66b75329ab031d9228329e737d6f7653a7546125b
PDF
Publication page35b037a98a615577618701b1eabf912c8a81a3db7ed0222f489bc80bce8fcc30
Manifestab4422acf0e6af2ff945ff7018b68aa29ebf8629dcc309fcfd3431968ba39265

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
Signaturey3ANJzeuwdOWTPtg8q35BM17Y8hwB3GoMV8DMeE9zk6RACWpio8yA/Xeyq95JPiUA6Y5chhQtDDZxtjjyBqoAw==
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

2026-09-17T10:29:47.286013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068606
observed 35b037a98a615577618701b1eabf912c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.269319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068606/manifest.json
observed ab4422acf0e6af2ff945ff7018b68aa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.253015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068606/publication.md
observed 99ac4213a8f27c960ce608b66b75329a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.235919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068606/publication.txt
observed 4de739201cbad5df0e131e5a162b3c48...
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.