OpenTechnical

OT-2026-000050765

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000050765) never changes.

Identity and time

Publication numberOT-2026-000050765 · never reused
Internal UUID01a0ae82-c7b1-72bd-aca7-099d435d8e8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050765
StatusPUBLIC

Content hashes

Canonical textaacec9326db635d55c5eff1e30ecc2dd2ccebffd5c8b9b6900d7d4a20c85e3c6
Markdown147f8cac3a6d6771a739168edc11b0d9d7b14bb87a9ffe478cbaadc08ae4eb77
PDF
Publication page06f3e88771f73e0626b700a6f08a5836da325a0b034ebd9cf5f6e9fb43ef76b5
Manifestdbbac4bc058bf56d1c8dd385cf48cc2b9ea76be8833860679b69fd76f7f7583a

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
Signature5y5qE0k/kJhjoJMeCxbcXUbF5nQTmj4bTaNksq4RpBExah0qAnqWLC62IIvV0dcEWRJzZjg1Tys8aKLQaDPLBg==
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

2026-09-17T11:00:15.732899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050765
observed 06f3e88771f73e0626b700a6f08a5836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.709729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050765/manifest.json
observed dbbac4bc058bf56d1c8dd385cf48cc2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.688015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050765/publication.md
observed 147f8cac3a6d6771a739168edc11b0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.668720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050765/publication.txt
observed aacec9326db635d55c5eff1e30ecc2dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.656335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050765
observed 06f3e88771f73e0626b700a6f08a5836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.626790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050765/manifest.json
observed dbbac4bc058bf56d1c8dd385cf48cc2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.603463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050765/publication.md
observed 147f8cac3a6d6771a739168edc11b0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.393800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050765/publication.txt
observed aacec9326db635d55c5eff1e30ecc2dd...
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.