OpenTechnical

OT-2026-000006933

Publication integrity record

Vacuum cup gripper, three outlet manifold, two stage ejector, contact triggered, 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-2026-000006933) never changes.

Identity and time

Publication numberOT-2026-000006933 · never reused
Internal UUID01a0a96c-cccd-7bbb-a9a2-9260bde91cc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:54:34.959621Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006933
StatusPUBLIC

Content hashes

Canonical textdbd8e1670c8704a32f1ecf131050e40652479d722f9db9e97ff25aa0ca699484
Markdown3a12c45aa2e11a1f82b2820227c05c39ac5cc52ee16cd557a85e8a2049404f15
PDF
Publication pageafa33c81fdf2d0e7d28eba4124613c3eabd386592ca94a1cb12de49293a8db58
Manifest1fde755ed13dd3894322c6e7b348330fdb8cb7a1091ed5906b8e7cedf24a440e

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
SignatureA8UDUoGV9z4VbJdHJslCfalVwdnnMtq0dAxNquLcgNKebCwrV9x++mcUo/iN86qWNnefahim792khKq3RjzNBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:20.485798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006933
observed afa33c81fdf2d0e7d28eba4124613c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:20.473228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006933/manifest.json
observed 1fde755ed13dd3894322c6e7b348330f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:20.460539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006933/publication.md
observed 3a12c45aa2e11a1f82b2820227c05c39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:20.446520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006933/publication.txt
observed dbd8e1670c8704a32f1ecf131050e406...
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.