OpenTechnical

OT-2026-000018798

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold 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-2026-000018798) never changes.

Identity and time

Publication numberOT-2026-000018798 · never reused
Internal UUID01a0ae6e-d521-77c2-8e74-3df3e19f6a74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018798
StatusPUBLIC

Content hashes

Canonical texte57416985999661bfa2e6774b59d3a3706d5eb38a1191c0f1643bf2479a96ac8
Markdown584f5813e9711413d4b471d5758d3cdb0a3f8f85ae7b45bdbe64f8c824756548
PDF
Publication page310cad0e33f5dbea181c90ca045b61e38cdeaa79d78beae08180f55ffafde9e1
Manifestbf919beadfd2f0162664f211ea5fe7e3947f271fd84bfbd7ec9325acc899dc8c

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
SignatureO1MGzgc8HzeSvHaYrC+99QxtXc0ce8PQGUs9g9pBeWdjhFXlYVyIrjiD3N32Gg0noSC9OQuewky6HClGF8usBw==
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

2026-09-17T11:59:25.450113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018798
observed 310cad0e33f5dbea181c90ca045b61e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.431121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018798/manifest.json
observed bf919beadfd2f0162664f211ea5fe7e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.412809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018798/publication.md
observed 584f5813e9711413d4b471d5758d3cdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.391857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018798/publication.txt
observed e57416985999661bfa2e6774b59d3a37...
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.