OpenTechnical

OT-2026-000051675

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000051675) never changes.

Identity and time

Publication numberOT-2026-000051675 · never reused
Internal UUID01a0ae83-7c82-73f2-a5a1-fe3057321761 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051675
StatusPUBLIC

Content hashes

Canonical textb6c9176adb5fabf12a149e4fda9abc36ed582efbabfad9fdb5063ce208bc6085
Markdown8c6dcac4e91d2ce170e0d0a9275ddecd611e3f5723aaf270bcfd207a8934feec
PDF
Publication pagedaf75051cc4a731cd650c4de64669304015704a8494aecbd7b6457164eb4cadb
Manifest9e51008e47f516d1dca5fbd79483c4d486b6c4f3f5e97293e1a12a97c1e21576

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
SignatureBOtyMkLUlK326RVL5MXIpzgYfOMpsP3hHIhnQ1lXxX5GSBvc6vY1Cxgzn2Rs4Op9a7GHfoGySH2kPmVhAVVmDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:32.797824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051675
observed daf75051cc4a731cd650c4de64669304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:32.778699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051675/manifest.json
observed 9e51008e47f516d1dca5fbd79483c4d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:32.760882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051675/publication.md
observed 8c6dcac4e91d2ce170e0d0a9275ddecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:32.743351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051675/publication.txt
observed b6c9176adb5fabf12a149e4fda9abc36...
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.