OpenTechnical

OT-2026-000062774

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, vented after 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-2026-000062774) never changes.

Identity and time

Publication numberOT-2026-000062774 · never reused
Internal UUID01a0ae8c-6389-70aa-a27e-031a53dd49ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062774
StatusPUBLIC

Content hashes

Canonical text2024da6f2c18fdb60c3cd147e729e6f0a8a226c0b8adc65c6e384031beed2f0d
Markdown9ca7322fc399497c3a55a5c2ac787b419eaa249c3c4716726a252130e86c1231
PDF
Publication pagea1032ffd1d72bfb129f5333f3a7c7c3740ca3484f62779cd6cfac0ee64e72abc
Manifest5f6b7db8c2beb6a11c291df2757087eedac75e88efff18b25b83f07123813af1

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
Signaturem/6CcC4E61yHSIntFzeUjU3w6Hip0q8uJYUU/qnerI27hLckUgJIAuJiGY5tZoHFOsWl0Jb8I1QmNbMMTsIMAQ==
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

2026-09-17T10:39:21.616691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062774
observed a1032ffd1d72bfb129f5333f3a7c7c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.600094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062774/manifest.json
observed 5f6b7db8c2beb6a11c291df2757087ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.582257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062774/publication.md
observed 9ca7322fc399497c3a55a5c2ac787b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.562764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062774/publication.txt
observed 2024da6f2c18fdb60c3cd147e729e6f0...
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.