OpenTechnical

OT-2026-000045336

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed 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-2026-000045336) never changes.

Identity and time

Publication numberOT-2026-000045336 · never reused
Internal UUID01a0ae7c-f76b-7120-8b10-fa721f371337 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045336
StatusPUBLIC

Content hashes

Canonical text879db64fc5391456e9b86a042adc839211f42e40ee353ee7597ddaab99134b6f
Markdowne7a79c8bca1fbf5f8862116de8b8f4d11645c0e15822d01059a0df1a6fd987a2
PDF
Publication page194c3dd556707a93da27369631a23776d1f3ebec998d3b52b2fe2179f2120ece
Manifeste165dd965e22eb93f2088ceb7d486e42f050f161dadc25dd10f3566b8b1a9f5e

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
Signaturet1TYyKZXZnv/PakhmVXqOcVGyM9JkrSkFTDBOhz3d3SGATeObhvYJl45F3J3tEUSlNiZV69wJ9xz4Uakf1AXBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:35.667481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045336
observed 194c3dd556707a93da27369631a23776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:35.646084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045336/manifest.json
observed e165dd965e22eb93f2088ceb7d486e42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:35.626027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045336/publication.md
observed e7a79c8bca1fbf5f8862116de8b8f4d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:35.606500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045336/publication.txt
observed 879db64fc5391456e9b86a042adc8392...
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.