OpenTechnical

OT-2026-000102757

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000102757) never changes.

Identity and time

Publication numberOT-2026-000102757 · never reused
Internal UUID01a0aea4-858c-7078-8815-3b93642d1058 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102757
StatusPUBLIC

Content hashes

Canonical text5eaca32caf247ad1274bf57b24ba97645b2916b4defbf853b40de7b4e53ec394
Markdownff11e9a7009fc1eb491639dfccde86585ee79b0f27a538cfd76bd8ce23331294
PDF
Publication page9ed0723ac333e314307f6f820e0c1cf7946b44e485bcb5e281226bfb348beb3e
Manifest9b8c901254bbfe731e2e150e568be47fcecabbff4629ae77abdd9e676f0ca5de

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
SignatureUPCwD60ZXQR3YusxKjqCQi/5bi2+rKYMF5DEEJ+FnGVJtXCRz3m+nyHGuyZtskjpF5TUFybIPS9+bQAtn+a0CQ==
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

2026-09-17T09:24:16.858857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102757
observed 9ed0723ac333e314307f6f820e0c1cf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.839757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102757/manifest.json
observed 9b8c901254bbfe731e2e150e568be47f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.813206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102757/publication.md
observed ff11e9a7009fc1eb491639dfccde8658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.796239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102757/publication.txt
observed 5eaca32caf247ad1274bf57b24ba9764...
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.