OpenTechnical

OT-2026-000059575

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000059575) never changes.

Identity and time

Publication numberOT-2026-000059575 · never reused
Internal UUID01a0ae89-ec23-7842-858b-296f51ea27d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059575
StatusPUBLIC

Content hashes

Canonical text3d99816d2a84c3b147c43cd502c264a1423c8b290d578fb21c819e994d52ca4f
Markdowna0f56ae21234b4942b44c90e3054da8cfa6dfe3bd6e5a736fd8edf55cf838f76
PDF
Publication page7de9ae20525993aaeccfadfdce72839d144d10ccfee9135cfb6adf829a883766
Manifest11d60faf9bc437506827f3e26bd9ac2eaf161002cf1d86863781450f44286f82

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
Signaturec4E8EtPwnMEGEy0c0xnUXdjBKzxnv743t+pEMbGo6p8cnW4ogRzg8VOiq4RdVZ8JEWI44fMptDLMIP9o6eIPCg==
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

2026-09-17T10:44:13.397563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059575
observed 7de9ae20525993aaeccfadfdce72839d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:13.380399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059575/manifest.json
observed 11d60faf9bc437506827f3e26bd9ac2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:13.363073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059575/publication.md
observed a0f56ae21234b4942b44c90e3054da8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:13.347562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059575/publication.txt
observed 3d99816d2a84c3b147c43cd502c264a1...
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.