OpenTechnical

OT-2026-000013786

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000013786) never changes.

Identity and time

Publication numberOT-2026-000013786 · never reused
Internal UUID01a0ae6d-8de9-7419-9ee1-97fef686b95e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013786
StatusPUBLIC

Content hashes

Canonical text605e64f8db61704dabebbc2d469e726488c23082657b24fb1b5986281f7813de
Markdown4302dea9b9356bbdab3dda3ccab10cd8bfe125c0ccd7e4638c7ed0d1b13580a8
PDF
Publication page1d421c69f6a861d039b6fb9df09027a41ce12016dba49f356217cbd9b93f28ab
Manifestb3648ef81211e3acb1894d7a0ae6f28bcb07df22f56f9277a8f3cf4f7ead5964

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
SignatureAbKrGDe9cRXya6dQRmZ2+V5q7C9pVZ9ZmVbdSxH4FJrsD5m4b/AzjNJqpPOYLfsZrBIDqhDqSftVC9ENsgVzDQ==
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

2026-09-17T12:08:52.359813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013786
observed 1d421c69f6a861d039b6fb9df09027a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:52.340674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013786/manifest.json
observed b3648ef81211e3acb1894d7a0ae6f28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:52.322171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013786/publication.md
observed 4302dea9b9356bbdab3dda3ccab10cd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:52.301298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013786/publication.txt
observed 605e64f8db61704dabebbc2d469e7264...
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.