OpenTechnical

OT-2026-000051567

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three 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-2026-000051567) never changes.

Identity and time

Publication numberOT-2026-000051567 · never reused
Internal UUID01a0ae83-7c81-784f-a1b6-3eb92dede417 · 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-2026-000051567
StatusPUBLIC

Content hashes

Canonical textf3841c1a2eb6353c83b6e0c9bd3570a01dcbbd238dccfdb420116e365e56d292
Markdown4af107d6ac96ee6f2b622e682eb591486610e7c13f5ebebf733d2454d3973785
PDF
Publication page8ff8de13c28c57db834e57b81223c34a3f37a192e5ea9a6065becc00a84f56d6
Manifest04ff4b0a986db9242abb4db6e2e9b1cb55b2498378a207ee72c62a48bb72f074

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
Signature3lgfJZrYg+ZJmT+wRcbg91v0r86Ux90CAz37XcFeMMbkDNgNXwty5rhYWzT+nYBCFOOCtXuWo4/5dgWsXlKsBw==
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

2026-09-17T10:58:24.414160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051567
observed 8ff8de13c28c57db834e57b81223c34a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:24.397780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051567/manifest.json
observed 04ff4b0a986db9242abb4db6e2e9b1cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:24.380324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051567/publication.md
observed 4af107d6ac96ee6f2b622e682eb59148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:24.363052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051567/publication.txt
observed f3841c1a2eb6353c83b6e0c9bd3570a0...
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.