OpenTechnical

OT-2026-000075940

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000075940) never changes.

Identity and time

Publication numberOT-2026-000075940 · never reused
Internal UUID01a0ae94-2a00-7057-bce3-9db0666e0fe0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075940
StatusPUBLIC

Content hashes

Canonical texteac178b018915c0eaf6f38cb285507b127faea05aee068b1068823ebe0d38708
Markdown93467314fe3f21c3c9f4707615dcbf398ea785c3d99ffea5a6c7af5b33bb9f52
PDF
Publication page8568d726a3821f47bd647ac07e1a64c5da89d74051c08c9e2f1eb3697cfca176
Manifest83b851a857ed13399e6377a74c222a363937450a61356b582d9c8c4aa3960c4d

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
SignatureYiixJGT5AtH+TgBuhzOykiXxiSKFwrJnITOcjlqRX0VXgZnvdZDHY2bFq3keLVHCqAcO4jG9gFlfrqA7tO+dBw==
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

2026-09-17T10:20:03.415768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075940
observed 8568d726a3821f47bd647ac07e1a64c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.396250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075940/manifest.json
observed 83b851a857ed13399e6377a74c222a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.375813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075940/publication.md
observed 93467314fe3f21c3c9f4707615dcbf39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.355309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075940/publication.txt
observed eac178b018915c0eaf6f38cb285507b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:53.277520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075940
observed 8568d726a3821f47bd647ac07e1a64c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:53.258144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075940/manifest.json
observed 83b851a857ed13399e6377a74c222a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:53.239733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075940/publication.md
observed 93467314fe3f21c3c9f4707615dcbf39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:53.220730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075940/publication.txt
observed eac178b018915c0eaf6f38cb285507b1...
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.