OpenTechnical

OT-2026-000084677

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000084677) never changes.

Identity and time

Publication numberOT-2026-000084677 · never reused
Internal UUID01a0ae98-e25c-7c2e-abdd-71a489014b2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084677
StatusPUBLIC

Content hashes

Canonical text52daf8aedf56940089f256283d5340c10845124947d8e4fc478a0e791d2c8517
Markdown60d6b38fe923c565b8edec0e90bfc775fbffa1fde9212b4d24a5c25e41c3542b
PDF
Publication pagec3af2a251723e4fca57a6157a2119482eaf5013342222bead700f410f549c7a5
Manifest783e2a2a55641916e91d86c5b4c48ce70a53645a1c28b09ad1f422539521fbd6

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
Signature/YiJ/rE3033kUDW6EIkVHw8NJTwJzygcgthlVQAIojfA9502tkPXVC2zqk78gxe+fGgty7QqKYPDByL4Z3VdBg==
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

2026-09-17T09:55:36.193809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084677
observed c3af2a251723e4fca57a6157a2119482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.176423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084677/manifest.json
observed 783e2a2a55641916e91d86c5b4c48ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.158679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084677/publication.md
observed 60d6b38fe923c565b8edec0e90bfc775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.140557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084677/publication.txt
observed 52daf8aedf56940089f256283d5340c1...
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.