OpenTechnical

OT-2026-000026303

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed blow-off 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-2026-000026303) never changes.

Identity and time

Publication numberOT-2026-000026303 · never reused
Internal UUID01a0ae71-f4a6-79cd-8b85-5f303fb8a5be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026303
StatusPUBLIC

Content hashes

Canonical text88b7d5e25a2cfb3933d25759c7a8bee13eae63c09328180c219232f2253de904
Markdowndce2d387034b4920c7e09e5e733d5c80ee4d9221918e6594f49b38dd0ca11f48
PDF
Publication pagee7cdba15b855df7e5387859ecab1d2209874e754d2e1e7bdd5119f9ba07eb047
Manifest4556cbfee304490cad26216e0618fa5e7de4408a1387570b083a7c2f698f6645

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
Signature7dImtl90Cm+J9ZsGKzUbhSOHlD31BS3fZ9+f8NLQWrpG0lDZ739L5BBsQS/ZVg7CEU/oYwydTKM8H9nw0zq0Cg==
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

2026-09-17T11:44:15.280366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026303
observed e7cdba15b855df7e5387859ecab1d220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.265661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026303/manifest.json
observed 4556cbfee304490cad26216e0618fa5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.245913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026303/publication.md
observed dce2d387034b4920c7e09e5e733d5c80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.228791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026303/publication.txt
observed 88b7d5e25a2cfb3933d25759c7a8bee1...
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.