OpenTechnical

OT-2026-000068076

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068076) never changes.

Identity and time

Publication numberOT-2026-000068076 · never reused
Internal UUID01a0ae8f-c4fe-7a30-8245-d0a5302ba993 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068076
StatusPUBLIC

Content hashes

Canonical textad597882af5eac74c17f318676dab28ce2999fd89fd1f3d21c26ecf02d438df7
Markdownf9a4f8bd3210dedc7d4ea9b65678d90d4be2e4544ecb8383acdab9ebeb581bfa
PDF
Publication page5a75b2aabeaab5b46210cab32e07170f5ffa9d0ca82a8a2f477e780bcc4e6ef1
Manifest5cec1e38604f15d82be23ad293f61b6a4468a70b8e5999e314d1cce53e771d70

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
SignaturelXmCjLJ5Sl7k6JfIhSyJ9OJFR1Zm6qdV76MiKOc7GqF4dfaZzxQ9VvzexgcaaaJkr841JZVl7bKXsxek1Xy4CQ==
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

2026-09-17T10:30:39.979082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068076
observed 5a75b2aabeaab5b46210cab32e07170f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.959448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068076/manifest.json
observed 5cec1e38604f15d82be23ad293f61b6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.941303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068076/publication.md
observed f9a4f8bd3210dedc7d4ea9b65678d90d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.922775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068076/publication.txt
observed ad597882af5eac74c17f318676dab28c...
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.