OpenTechnical

OT-2026-000080373

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000080373) never changes.

Identity and time

Publication numberOT-2026-000080373 · never reused
Internal UUID01a0ae96-7e77-7813-9f12-ad21c925cca8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080373
StatusPUBLIC

Content hashes

Canonical text16b1db6fd57426964550298222e7e8c04ab0f1404a31262665e636afce41a9c5
Markdownda233272ac40ce38590fc29d17cf9c5084d4024a5f137c7dfe7d7a48368172f3
PDF
Publication pagee598c189601d823642ed6edc51e35867966429ce39398b91ecd53371780b603f
Manifest1dcbd99d6cf91cd12301cf8327df032b319ce1b16180f4d742f85f5dfb3fdefb

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
SignatureCS0BTMpbsyss5uq2609EG9aIIo0FlFVMDJiOwuRQPd6jh33KFq/0BurNz8q5oHSBBy48V8WIAj8NfoVj3y0VDg==
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

2026-09-17T10:02:51.863095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080373
observed e598c189601d823642ed6edc51e35867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.843811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080373/manifest.json
observed 1dcbd99d6cf91cd12301cf8327df032b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.825476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080373/publication.md
observed da233272ac40ce38590fc29d17cf9c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.807541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080373/publication.txt
observed 16b1db6fd57426964550298222e7e8c0...
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.