OpenTechnical

OT-2026-000084794

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000084794) never changes.

Identity and time

Publication numberOT-2026-000084794 · never reused
Internal UUID01a0ae99-43b3-7cd7-912b-6b9c3fe61aef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084794
StatusPUBLIC

Content hashes

Canonical text454d2e111db4fe2ee2e57e31dc5abcbfad3635bc9362d25a89d2eb463365f8af
Markdown3877724e77fb5e24e8c86a1d7a99050eb0325ab44426cb86d92a9f74786f6b84
PDF
Publication pageef62e2ad4793252dead0127307acebd5012d58a282af3b5e355dc6acab90fafc
Manifest8dd4d84f4a881743ea1d4ca2039573b1ec8e01499a4758464c5106bf6426f960

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
SignaturecXUpmcATgL5GZyXzvaiSwRIsT1hfVS1rau0IsJ/zdFQQ8HNG8CIGFNKvSBHD69zlnRUzSPbbkrvHD1qeycMWBw==
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

2026-09-17T09:54:44.409336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084794
observed ef62e2ad4793252dead0127307acebd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.390120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084794/manifest.json
observed 8dd4d84f4a881743ea1d4ca2039573b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.371355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084794/publication.md
observed 3877724e77fb5e24e8c86a1d7a99050e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.351839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084794/publication.txt
observed 454d2e111db4fe2ee2e57e31dc5abcbf...
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.