OpenTechnical

OT-2026-000080666

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000080666) never changes.

Identity and time

Publication numberOT-2026-000080666 · never reused
Internal UUID01a0ae96-b973-7797-a4ee-21e0b3943048 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080666
StatusPUBLIC

Content hashes

Canonical textf5da11a67729cab70b1825a3f375805900a46346724b0cfe5c21b8bc2e425893
Markdowna44980831f1567a748613e5637b15cbffed317b1e977d619201cc84fc5f78df2
PDF
Publication pagec68242bf6d05a09b5015156efdc65a260a0404622c7ff52fd6f160a8a00428e4
Manifest4aefb69a91a8ce7c384de1bb71a1ebe7d894610793f0e297a11ae45fa0e4510b

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
SignaturegC/Z90GjdqBLGZfVvodL00LWAunYK9/J4V87tM7YNKikduHjfIHmCnbe3a6tXw2MFNZhgLvusf5spLHPItQKAg==
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

2026-09-17T10:01:41.746888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080666
observed c68242bf6d05a09b5015156efdc65a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.729004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080666/manifest.json
observed 4aefb69a91a8ce7c384de1bb71a1ebe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.709960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080666/publication.md
observed a44980831f1567a748613e5637b15cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.691061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080666/publication.txt
observed f5da11a67729cab70b1825a3f3758059...
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.