OpenTechnical

OT-2026-000052926

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented before set-down

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-2026-000052926) never changes.

Identity and time

Publication numberOT-2026-000052926 · never reused
Internal UUID01a0ae84-a42f-7a02-b822-c0fae9abedbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052926
StatusPUBLIC

Content hashes

Canonical texte82885e4f3b340ddd88484db9fc2d03bf448fbe6c3fe62a5d8d6aca0d149d7c0
Markdown02eaacd2a66757e5abf2acc03a02efbb552e673d2d695342dadcb18f234c42c9
PDF
Publication page63f03d0f20ae0cbcc23f5ba59f7d0a633d544623e00bf2aba96ac1dad5e01171
Manifest0bed1136b4c31330f814bcf936b8c784b3728fb0c9de4655b6c5414f54f80c20

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
Signature6AMSzu3Ig8iSNxWDON+s4WSVr0moBklO58Y4zkN4EGgK6Jd9/bqn8o/UDTK8wYxFA0VqPpcLq2VsAi/jpl+4Dg==
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

2026-09-17T10:56:34.477549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052926
observed 63f03d0f20ae0cbcc23f5ba59f7d0a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:34.459290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052926/manifest.json
observed 0bed1136b4c31330f814bcf936b8c784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:34.439184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052926/publication.md
observed 02eaacd2a66757e5abf2acc03a02efbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:34.421515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052926/publication.txt
observed e82885e4f3b340ddd88484db9fc2d03b...
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.