OpenTechnical

OT-2026-000010530

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line 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-2026-000010530) never changes.

Identity and time

Publication numberOT-2026-000010530 · never reused
Internal UUID01a0ae6c-0ee7-7fad-8f4f-37f06e7724d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010530
StatusPUBLIC

Content hashes

Canonical text98ea0f42561e3b52d30606502726ec4dac8df91b308920e3bc90e3d94efec613
Markdown6643a808f6b8d313e147426777503280babd1fe95a9c95c4d409a25f6db99870
PDF
Publication pagec99abdba40099746ca6e1867eb83adfa3bda347b8129858978f2ece5c0f8e398
Manifestd12d87b0959dae45f203e85e2e062ee9a4bbfa5428cb80eebb5005c5119f05e7

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
SignatureMi+VDdJQHMF39PwKJB4gsyIWByI0AEgThKiLG/kl2lfnpLFcOYkW6ia0U/tgsbVglgv6Fb6cqRtV2fLtGljICw==
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

2026-09-17T12:14:41.450409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010530
observed c99abdba40099746ca6e1867eb83adfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.430919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010530/manifest.json
observed d12d87b0959dae45f203e85e2e062ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.413780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010530/publication.md
observed 6643a808f6b8d313e147426777503280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.394943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010530/publication.txt
observed 98ea0f42561e3b52d30606502726ec4d...
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.