OpenTechnical

OT-2026-000007127

Publication integrity record

Vacuum cup gripper, four zone face, three outlet manifold, pump fed, contact triggered, silicone cups

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-2026-000007127) never changes.

Identity and time

Publication numberOT-2026-000007127 · never reused
Internal UUID01a0a973-a3e5-79aa-ae63-872a122bef20 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:02:03.240656Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007127
StatusPUBLIC

Content hashes

Canonical text05dc1a83e606d7e69b6efaca8ab6e017d7a8403967ffaee49043b45c4cde6fde
Markdowne3b119591a74476539277b90f836f6dff2ad1aa40ad0f9c960bfe83eb1240a39
PDF
Publication pagecc4eab10861a8bc0afe6ba6c8855ed79418e468041347a9736c0482f2ac4f72c
Manifesta4352a9807d89e492bea255884401a2cdb038493cf3b36d412f30f4acce26080

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
SignaturetsSvfDWZ5Tt9kiIKUqeRFr+ZH706IKoPjXv0NaWby3fiXZxrhMxug//bPg8LL+UEWQblUNKf3e7o8MYzNd74CA==
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

2026-09-16T09:10:24.000831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007127
observed cc4eab10861a8bc0afe6ba6c8855ed79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.988343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007127/manifest.json
observed a4352a9807d89e492bea255884401a2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.974234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007127/publication.md
observed e3b119591a74476539277b90f836f6df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.960276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007127/publication.txt
observed 05dc1a83e606d7e69b6efaca8ab6e017...
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.