OpenTechnical

OT-2026-000084955

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000084955) never changes.

Identity and time

Publication numberOT-2026-000084955 · never reused
Internal UUID01a0ae99-43b7-70ae-8e14-681e713db1c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084955
StatusPUBLIC

Content hashes

Canonical texta85541d6f955f7b5dcb76926ca2fa91779a7407eb0c4ae120ee8c69b833746e2
Markdown320aeae18594892eeae5287d110d47442fb93df14240d8f8e039050cc7839c70
PDF
Publication pageceb184ee7f7c750431e287e35c17f37e65c2b8b261f516a7660064d490ec9311
Manifest369a84bf04c3c683d9e425dec4488c0635e1169ba94bfe26c2552f19e8a7dd37

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
SignatureQEIEAaxqB/8n2qAqmKo4MMzQouqOcX7tYTvl7ePETv/aFt/L4ej57HZ6tBVQs9vGDhxwoc8eX48WtOJF8REGDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:56.944390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084955
observed ceb184ee7f7c750431e287e35c17f37e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.926108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084955/manifest.json
observed 369a84bf04c3c683d9e425dec4488c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.908753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084955/publication.md
observed 320aeae18594892eeae5287d110d4744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.891216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084955/publication.txt
observed a85541d6f955f7b5dcb76926ca2fa917...
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.