OpenTechnical

OT-2026-000050822

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000050822) never changes.

Identity and time

Publication numberOT-2026-000050822 · never reused
Internal UUID01a0ae82-c7b2-7f6b-9d32-4dfb9ab3630d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050822
StatusPUBLIC

Content hashes

Canonical texta4daccdb9a2793aabe8e0d0ecaf9271e9ec1beaba9c2ea6a1a06f3987f3be664
Markdownb402e9c328244243087dcb7f100936676ea0222f78dc21e7a6746cf7be47aab3
PDF
Publication pagefc5afba05f6a268707e411ce85b3ffc42b18ace3b480eb2484a2fa78674174c1
Manifest93f11ec0bc13809d5b369430d25490d2caef67881a2fa458b8e8294c4f1e46af

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
SignatureYoeFh9QnafoJUNTHk9l9x04z7+5GIjEE96CLTyqWvvikgyZtAnyY54IrWkzfSRBgveq/1gQFFtXd//9VeOE+Bw==
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

2026-09-17T11:00:22.412731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050822
observed fc5afba05f6a268707e411ce85b3ffc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:22.391155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050822/manifest.json
observed 93f11ec0bc13809d5b369430d25490d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:22.374605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050822
observed fc5afba05f6a268707e411ce85b3ffc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:22.369499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050822/publication.md
observed b402e9c328244243087dcb7f10093667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:22.353980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050822/manifest.json
observed 93f11ec0bc13809d5b369430d25490d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:22.350090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050822/publication.txt
observed a4daccdb9a2793aabe8e0d0ecaf9271e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:22.328019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050822/publication.md
observed b402e9c328244243087dcb7f10093667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:22.303884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050822/publication.txt
observed a4daccdb9a2793aabe8e0d0ecaf9271e...
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.