OpenTechnical

OT-2026-000005358

Publication integrity record

Bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure verified

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-2026-000005358) never changes.

Identity and time

Publication numberOT-2026-000005358 · never reused
Internal UUID01a0a936-8829-76be-b930-1313fcc03533 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:55:18.444658Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005358
StatusPUBLIC

Content hashes

Canonical textcbe5eb3287141172d5fe0609906357894af36f9b5edf9ea6bef1f50eafbeaa32
Markdown3166ece89013420a9b59200cc9bd821152e13d98eb65b6842ba1a2090b1fd83a
PDF
Publication page3ea84d61494304b152f6ec0d4971934a9320f7bc1722a8d90cc211d176492809
Manifest08fe89bc24567898d551d2e642a254f8e47ce1b11e5d77b83cbda404c3d14213

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
Signature2YotSQAu9FQfQRFnIbUckkEM3WZM/pNn7j5x4I3fRyBmkQ93gAkVegl1qWgP+cVhFXVSNO92+AOGGjHmp+9xAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:18.695796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005358
observed 3ea84d61494304b152f6ec0d4971934a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:18.683700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005358/manifest.json
observed 08fe89bc24567898d551d2e642a254f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:18.670932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005358/publication.md
observed 3166ece89013420a9b59200cc9bd8211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:18.658701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005358/publication.txt
observed cbe5eb3287141172d5fe060990635789...
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.