OpenTechnical

OT-2026-000066752

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000066752) never changes.

Identity and time

Publication numberOT-2026-000066752 · never reused
Internal UUID01a0ae8e-ce42-744c-8dae-53e0c3b126b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066752
StatusPUBLIC

Content hashes

Canonical textf3348b1a52c39e77541f9f513d0d755dbb3c6cff6295113a9ba2bad07a16e39a
Markdown9898a1b0c49330480f7d9e431f0daec679b3357efa4921bc9dd8564296313a9a
PDF
Publication paged5ec55039aad8c73d0d5dcaee93bab41a310a18ac4f1e1e35abec1aaa5a17c87
Manifest3b58cf8efbc4a6e73c3d626e326b918221dc65d17b8fd0505b07f4269bffb5e0

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
SignaturezVzefFvmdKRZMRxeeqRfdi7jW+eEf5WgTR6cQwpzp1iQqKjF2YafbnMBt8dQ6l9ypJ9RH4AmGpUpS9Iab/iZBw==
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

2026-09-17T10:33:09.855259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066752
observed d5ec55039aad8c73d0d5dcaee93bab41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.838320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066752/manifest.json
observed 3b58cf8efbc4a6e73c3d626e326b9182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.821154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066752/publication.md
observed 9898a1b0c49330480f7d9e431f0daec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.803435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066752/publication.txt
observed f3348b1a52c39e77541f9f513d0d755d...
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.