OpenTechnical

OT-2026-000098917

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000098917) never changes.

Identity and time

Publication numberOT-2026-000098917 · never reused
Internal UUID01a0aea2-8286-7ae6-b579-8df9742fc3d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098917
StatusPUBLIC

Content hashes

Canonical text3f8528c621505f5510af45f29ca3faa72a91242d6ab2baae6f0c783d04f862fa
Markdown8d12671cd6cc5c2673cd28c2e8f5c90939680ca78ce88834be24030d3bd01e6c
PDF
Publication pageed5806fa5507eebace54ab6d36fd143b40264a4bd3126bfc0e43623aaed69e1b
Manifest2f647dc3397109fdefeb2e56b36588226fb5cb5be9c15d076787591198184df1

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
Signature9i4qRnvp1j1QD6daN8HCQAOHLCuS8QIQLKRJ42BltO0CK5z+9/L/tu8ogYzBxZuAD8w71fQBu1Pl516XF3LVDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:58.803520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098917
observed ed5806fa5507eebace54ab6d36fd143b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.784962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098917/manifest.json
observed 2f647dc3397109fdefeb2e56b3658822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.767196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098917/publication.md
observed 8d12671cd6cc5c2673cd28c2e8f5c909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.749664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098917/publication.txt
observed 3f8528c621505f5510af45f29ca3faa7...
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.