OpenTechnical

OT-2026-000007199

Publication integrity record

Vacuum cup gripper, six outlet manifold, three 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-2026-000007199) never changes.

Identity and time

Publication numberOT-2026-000007199 · never reused
Internal UUID01a0a976-41da-763c-8dd8-a29fe26763f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:04:54.749137Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007199
StatusPUBLIC

Content hashes

Canonical textde18b2fd1ced106c1790d02b73bcb10365e9bb9e0adc79f0bd571fcf1aea509c
Markdown81b62338896ac34e990177c97d270372eea6c73d0555a8413f4f546ef53cbe98
PDF
Publication page0a3859f608857db62342503917b75710cf6dfac3d5aeb703379bce2c5db1136e
Manifest30aede65541ddcf2cf37aecd5af4c67cde34bff70f0d91a248c9cc8d6a4c1a61

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
SignaturedJV0/u0UiwRBM9nrXGVU3QV/lHvmoO+MGdke8jLw5R8ChTai4U/2yfKWVYjczl+PL1jJ4U7RrkTV+4rwE23UCg==
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

2026-09-16T09:10:16.698059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007199
observed 0a3859f608857db62342503917b75710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:16.686221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007199/manifest.json
observed 30aede65541ddcf2cf37aecd5af4c67c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:16.673965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007199/publication.md
observed 81b62338896ac34e990177c97d270372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:16.659944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007199/publication.txt
observed de18b2fd1ced106c1790d02b73bcb103...
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.