OpenTechnical

OT-2026-000053674

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000053674) never changes.

Identity and time

Publication numberOT-2026-000053674 · never reused
Internal UUID01a0ae85-0a95-7756-9bcf-2f51b218564d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053674
StatusPUBLIC

Content hashes

Canonical text095a527faf729d5a46e0c37b8cc78f6efbeb5e6abfa363e8d3b0083a11c5f920
Markdowneb3e0c8838cede8b3117ea3a164e383446f0be8ac24108b162596c644f17397c
PDF
Publication pagee5f1b739d2caae389174d3375323c3ed872a3f76277638bc01c1a8e6df27b554
Manifest44ea29e4701bcd2f5331e46f8d3017be7cadc7d065022a6738a91f45dc2a6f4d

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
SignatureZ3GYP2cLjR2IKDIW+jctY+IXsgpDyyGpmKEHJ3WpfypAWuGu8/LTczEOxTMhtEQ6+Udd+AjHiDAZoZhUc8MQCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:34.132713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053674
observed e5f1b739d2caae389174d3375323c3ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.111679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053674/manifest.json
observed 44ea29e4701bcd2f5331e46f8d3017be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.091871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053674/publication.md
observed eb3e0c8838cede8b3117ea3a164e3834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.072758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053674/publication.txt
observed 095a527faf729d5a46e0c37b8cc78f6e...
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.