OpenTechnical

OT-2026-000039090

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039090) never changes.

Identity and time

Publication numberOT-2026-000039090 · never reused
Internal UUID01a0ae78-9672-72ce-9a0a-0871d38c1e2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039090
StatusPUBLIC

Content hashes

Canonical text9547d5b3ae41c061327415fb8b43755bf257166ce4353fe56adf9c9550c66d28
Markdown3059c1ec780086bda6d6934edf12f2efcc8a25dedb5e5e290b073714b484c0e9
PDF
Publication page51711cd0314509336df238739bc247acc0351c2a4f2b93780247de0bc0c68a39
Manifest79afd8cf770f6b884347ce2a6144cd44d6c322ceedc3c2f33b7ff723f6e99b82

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
SignatureDfGrQk5qNohtSEZIp+11262MlWRm60xu4slIbOtReoS1MKIAClInBSiIVew0Mcx2XDaCBaUId0aC/3jm/e4pCA==
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

2026-09-17T11:20:34.422961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039090
observed 51711cd0314509336df238739bc247ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.403745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039090/manifest.json
observed 79afd8cf770f6b884347ce2a6144cd44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.384315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039090/publication.md
observed 3059c1ec780086bda6d6934edf12f2ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.364468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039090/publication.txt
observed 9547d5b3ae41c061327415fb8b43755b...
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.