OpenTechnical

OT-2026-000057695

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000057695) never changes.

Identity and time

Publication numberOT-2026-000057695 · never reused
Internal UUID01a0ae88-2695-79d1-9784-a46b96a84074 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057695
StatusPUBLIC

Content hashes

Canonical text884514df0234b1f307e10ae11a5c3b3a572368528f6c0b623da3f06f0f60f416
Markdown8ff25ddb39349c63d651540296b1b5f5690d11273fbb0fda51bdaf42a6bfc6a8
PDF
Publication pageabd7e9a3c6fa994c8517233f820442a4b9521ba2feddf4b2574c6eae4149dd94
Manifest85853ebf10e1e13bf416c618477dc6e57cc14abc29f7f06888125bc97ef5e241

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
SignatureHAhJvzVu6gY4lpbg4DsbbMq1P7WB+SiW78zFjoozRHguoebmrUWb75ER9VNo3GdBhnNtquiN9j2+uAO4lmLpAA==
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...

Independent retrieval

2026-09-17T10:48:21.531681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057695
observed abd7e9a3c6fa994c8517233f820442a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:21.511567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057695/manifest.json
observed 85853ebf10e1e13bf416c618477dc6e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:21.492159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057695/publication.md
observed 8ff25ddb39349c63d651540296b1b5f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:21.472036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057695/publication.txt
observed 884514df0234b1f307e10ae11a5c3b3a...
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.