OpenTechnical

OT-2026-000068589

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000068589) never changes.

Identity and time

Publication numberOT-2026-000068589 · never reused
Internal UUID01a0ae90-2482-789b-9c33-e7d48b0c54bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068589
StatusPUBLIC

Content hashes

Canonical textabdee11950dc8af0b852fe3a625723b12eaa40ebe8554925ca06969addd1e36f
Markdown84164bd628ff3ecf7f57b05725279bcd7ade9ff2615591527faec5b03ae098b8
PDF
Publication pagee1ad7e6ec30e7102922f2cd299fc9d7736c41787ac7b9a97562c358bc6dd8ee8
Manifest743df83223af996350c36c570f06bc79af8f2e23c418e7f4fa2f2afcc37be217

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
Signature0aaNi/uKq7xLIxTvYk+mo135VcZEuTVtvB905P738MgOHE1h7cFVtGBnAqBpZpZSrZPtppVaqrGEPHDNMi4qCA==
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

2026-09-17T10:29:45.949465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068589
observed e1ad7e6ec30e7102922f2cd299fc9d77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.929569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068589/manifest.json
observed 743df83223af996350c36c570f06bc79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.912570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068589/publication.md
observed 84164bd628ff3ecf7f57b05725279bcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.894744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068589/publication.txt
observed abdee11950dc8af0b852fe3a625723b1...
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.