OpenTechnical

OT-2026-000085506

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000085506) never changes.

Identity and time

Publication numberOT-2026-000085506 · never reused
Internal UUID01a0ae99-aaac-78a6-b3a4-9264832eeb8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085506
StatusPUBLIC

Content hashes

Canonical text5dffcd02c3303d5385da113c272ac70605ea1fac99ddc215e59faee2634b492a
Markdownb2326c0a722e93b1bcbb0d040358ecd389cacaee7085665210c0862cf71458b2
PDF
Publication page575f0f646d9a48d8c505a96d7fe9dec8840446917f70c800f3dbcab56ea50716
Manifest4f9c9b2b2e0b1dea87e6978b8181128ffdb6071a404fe3a26fcd96b58cb2bab1

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
Signaturex8GLDkqWWU5pJovYCKQoIEOmYi+g0Y4IKR4NuLrZCCNRoYvrbc92ES7JIqwXC4pNxzMQWdweSwsEOHGmjyqCCQ==
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

2026-09-17T09:54:18.584905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085506
observed 575f0f646d9a48d8c505a96d7fe9dec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.564810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085506/manifest.json
observed 4f9c9b2b2e0b1dea87e6978b8181128f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.545285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085506/publication.md
observed b2326c0a722e93b1bcbb0d040358ecd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.525568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085506/publication.txt
observed 5dffcd02c3303d5385da113c272ac706...
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.