OpenTechnical

OT-2026-000086370

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single 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-2026-000086370) never changes.

Identity and time

Publication numberOT-2026-000086370 · never reused
Internal UUID01a0ae9a-2c96-7dcb-8675-c815be7b6387 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086370
StatusPUBLIC

Content hashes

Canonical textec9a930a4539aecc9d32a51637088205943dc69741ddffab9d28900096df53ed
Markdownae86c1c2d97ece65bea4998596e3f1789e2e62367d0628f5435f9504e097df40
PDF
Publication page8cba7272fc87712a436ce7891ef781c4ecc8240e580f8125b43e3fcaa6a303c7
Manifest8402c4d8599fea3e861e5f47fac6beb2d30c19f2370295f4ad1f2b9461356a51

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
SignatureaXuiJO2rqZxArIBP3GdckFsyz8gjVeqSRvW0nyGiFa7vpR7cQDhyDd7W7GzjzaSZtORnNIPYhTK4Wch6NNmYDw==
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

2026-09-17T09:52:03.726302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086370
observed 8cba7272fc87712a436ce7891ef781c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.710052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086370/manifest.json
observed 8402c4d8599fea3e861e5f47fac6beb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.694043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086370/publication.md
observed ae86c1c2d97ece65bea4998596e3f178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.677629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086370/publication.txt
observed ec9a930a4539aecc9d32a51637088205...
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.