OpenTechnical

OT-2026-000016823

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, pulsed 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-2026-000016823) never changes.

Identity and time

Publication numberOT-2026-000016823 · never reused
Internal UUID01a0ae6e-5919-7e93-90d3-8cb2f66c2cb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016823
StatusPUBLIC

Content hashes

Canonical text1ec9ba376233918eb2fa481b3fbc35d6f044994954f499b976f0113e58900312
Markdowne7f48af9bbaaebe87d192c87adb2289bff0ff524f487763bcb4f090b7cab7cdb
PDF
Publication page3fceb9b2cbe0841ae8854b9c97d473881ad4fac8c5726cbb4b0e00414add12eb
Manifest13e8038119ea32c2e624991b244402afd5a899e981c30e9c50e197de1714095d

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
SignaturedImqujYsNR8avg8l6SjZAlhxnprvH7LFNn2IVgzKIpALMokse5wvOeiFUjIxVm4wbYkBdr3SLsnD87OJEzweAw==
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

2026-09-17T12:03:04.826064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016823
observed 3fceb9b2cbe0841ae8854b9c97d47388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.808914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016823/manifest.json
observed 13e8038119ea32c2e624991b244402af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.791651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016823/publication.md
observed e7f48af9bbaaebe87d192c87adb2289b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.773880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016823/publication.txt
observed 1ec9ba376233918eb2fa481b3fbc35d6...
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.