OpenTechnical

OT-2026-000082695

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000082695) never changes.

Identity and time

Publication numberOT-2026-000082695 · never reused
Internal UUID01a0ae97-8cc8-7b08-8a37-9125d305fc68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082695
StatusPUBLIC

Content hashes

Canonical text61fbdabe674b9572638baf812565dc54be3d95c8fe0ee985ccd9ab67eff68def
Markdown6d0ff666d5ab5bd9802e7b659f2aee34baf8485635c6a7ae60f7a6bb0d300296
PDF
Publication pagee1fbd76ec8ff79cffa8f3b9e138d35ad6ddb740be2a47c7faec970d320b7301f
Manifesta1deb323739cb791bdfce36e5d4907fe035d1307c0f9ed733a9761236e239ec3

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
Signature+weYDi28yCjEdXy2LBFPb0C30ZXIwllEe2fPiT5694z8FW7EagMcAFMqnkEkCSRiUyDn5NAHiyl1amwEfxNwCA==
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

2026-09-17T09:58:16.062833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082695
observed e1fbd76ec8ff79cffa8f3b9e138d35ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:16.045576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082695/manifest.json
observed a1deb323739cb791bdfce36e5d4907fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:16.027356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082695/publication.md
observed 6d0ff666d5ab5bd9802e7b659f2aee34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:16.009755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082695/publication.txt
observed 61fbdabe674b9572638baf812565dc54...
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.