OpenTechnical

OT-2026-000094175

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000094175) never changes.

Identity and time

Publication numberOT-2026-000094175 · never reused
Internal UUID01a0ae9e-92cb-7626-94ee-0db75ce27847 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094175
StatusPUBLIC

Content hashes

Canonical text0c126efa5ddfd0a891852a00f06266a70c7b63c69bcd86c5c60bcceb331b72ef
Markdownd78cd6af25b343b07d5256b8b667dc42b8daab0dd8d7a24c1eea6e8798e6bb51
PDF
Publication page3fa6620d3c0f2493e0e351df4d9242309319d880f48489f6c4533c02468f2ba3
Manifest71cab23679aad44d8fa6218b41df7d1b311c2291e31557587652e99aa6a5b318

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
SignatureEArAf5lOgqWLvD3vU7BC6StH6nWYDy7aa1J1DCLBcNfH7YZCby0vrQnjcKRd0t+4vQu1J0b3H/8yeFLSc3DfAA==
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

2026-09-17T09:38:38.407506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094175
observed 3fa6620d3c0f2493e0e351df4d924230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.389123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094175/manifest.json
observed 71cab23679aad44d8fa6218b41df7d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.373050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094175/publication.md
observed d78cd6af25b343b07d5256b8b667dc42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.355384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094175/publication.txt
observed 0c126efa5ddfd0a891852a00f06266a7...
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.