OpenTechnical

OT-2026-000101593

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, pulsed blow-off after set-down

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-2026-000101593) never changes.

Identity and time

Publication numberOT-2026-000101593 · never reused
Internal UUID01a0aea4-0e15-7383-a75d-eafcf042019b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101593
StatusPUBLIC

Content hashes

Canonical textb7448f320a375a6a308793ba0bf0538743e8953901f565c7eb4e2c04dab0f162
Markdownf87fd23b9d28fb898618123dccdfdf67794589fd75d44bb965dd4095ad079941
PDF
Publication pagef8473737f58b9ad7fe228d7f0d23066fb7cc01d26c23620491f89e16fd565625
Manifest29c55135b2950f57d2d32af142267cd7c98172a2f6d2445eb8f667c21e606f8f

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
SignatureWytEMNlV2Zc4yfAe7rFGOi0Vl0aYAVO55WVCl/Et48zgLbiNPcRdQUNOo5ov0odZF+4/zQQXI3bQP0X+/v/QCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:41.968559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101593
observed f8473737f58b9ad7fe228d7f0d23066f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.950037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101593/manifest.json
observed 29c55135b2950f57d2d32af142267cd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.932715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101593/publication.md
observed f87fd23b9d28fb898618123dccdfdf67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.914856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101593/publication.txt
observed b7448f320a375a6a308793ba0bf05387...
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.