OpenTechnical

OT-2026-000006841

Publication integrity record

Bellows cup vacuum gripper, three 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-2026-000006841) never changes.

Identity and time

Publication numberOT-2026-000006841 · never reused
Internal UUID01a0a969-4f42-775d-bbba-94de53205ece · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:50:46.212776Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006841
StatusPUBLIC

Content hashes

Canonical text2f170435790dc40b219a1a8ed6cca061410a3f58fb6667fb74009e19ee311759
Markdownf2e9205315c3a5c93c4dd126b744d0436987108cd4557e02fce98ef874433c71
PDF
Publication page7e4019cdaf67b20f7ad9d076610ab2f462d65b496f2306e8259fd9f05dc0a23f
Manifest02154721c03b1ba3ef8ca64be588ec90cf940a9a8fda3ff117f2e884d3d4e392

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
SignatureKRbi6zUfRikoTqRpefTHMpINc3mKU5rqCeZZ99oFhrT76t2bMTDiAK796FMqb9WJ9QiV3qldO3/x0jcDwdKuCw==
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

2026-09-16T09:00:30.232645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006841
observed 7e4019cdaf67b20f7ad9d076610ab2f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:30.217859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006841/manifest.json
observed 02154721c03b1ba3ef8ca64be588ec90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:30.204452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006841/publication.md
observed f2e9205315c3a5c93c4dd126b744d043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:30.190813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006841/publication.txt
observed 2f170435790dc40b219a1a8ed6cca061...
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.