OpenTechnical

OT-2026-000033405

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000033405) never changes.

Identity and time

Publication numberOT-2026-000033405 · never reused
Internal UUID01a0ae75-8980-7345-a0f4-4ce8e503a125 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033405
StatusPUBLIC

Content hashes

Canonical textd984d4bce9650c767fbe1c79627ed2346a08b7c99366688546a2fe50ed3db2d0
Markdownd06a272bf49a2da5fbe1e2e07112267988cd6aa7b62f5bcc9b41b868e3c0a4ab
PDF
Publication page7d2b11db4d6a30788061a926a2202a858545a5989a4eb4d2593df9d2d01f8df3
Manifest49d0b89a6b4a8412481f0b0663f17fa34a5444bfae9f3314a33376d7c21063f3

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
SignatureXrX/cxCuqMLwf+qQ7N/2eghYwRJ67thMxRTHmZNE/uA+9Ps7rP09JyIAvYHNTmlrJg32NXSJGcxmjr64IwmBAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:11.191048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033405
observed 7d2b11db4d6a30788061a926a2202a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:11.174946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033405/manifest.json
observed 49d0b89a6b4a8412481f0b0663f17fa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:11.159132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033405/publication.md
observed d06a272bf49a2da5fbe1e2e071122679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:11.142290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033405/publication.txt
observed d984d4bce9650c767fbe1c79627ed234...
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.