OpenTechnical

OT-2026-000011252

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000011252) never changes.

Identity and time

Publication numberOT-2026-000011252 · never reused
Internal UUID01a0ae6c-5410-74dc-a114-8a36a5e83dfb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011252
StatusPUBLIC

Content hashes

Canonical text22dde26266ea55e33e33846726c2711a9a0b496896e6d8930761452e4952df52
Markdownd379037cf4af4172108df35599ad7ee042bc436a177863769da0b9eb88981f76
PDF
Publication page2c115d98278a00b415e79829daf89ae6224726baebd775d8c3b7879761ee2764
Manifest3b721b0a088666d4f6114c88898fa79db61e75463d79a2b3051937765b1a1641

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
Signatureo0lc20gfDNSJBmTFGpcFBnLe0GuhLuDzlzv+vrlVa4jvG6bK0nKIqowTPLGI137pbbRUJvFyX6YEkOq/diMbBA==
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

2026-09-17T12:14:13.194199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011252
observed 2c115d98278a00b415e79829daf89ae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:13.174116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011252/manifest.json
observed 3b721b0a088666d4f6114c88898fa79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:13.155549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011252/publication.md
observed d379037cf4af4172108df35599ad7ee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:13.135673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011252/publication.txt
observed 22dde26266ea55e33e33846726c2711a...
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.