OpenTechnical

OT-2026-000053798

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000053798) never changes.

Identity and time

Publication numberOT-2026-000053798 · never reused
Internal UUID01a0ae85-735d-731f-950d-33669d8ab83a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053798
StatusPUBLIC

Content hashes

Canonical text6b3e3d2f7f2647df5fb789130dff749b327b3ab6f9022605f7a083e16c564376
Markdowne5394ed79bdb238e28a285dcfc962f659ed7fd59012d3439301049abeb9cc262
PDF
Publication pageb1d35d914963c80e13963211994edae7d67cc135163089d84df661ae5d02d25e
Manifest05e959d4b89de162a6ddd5de32616ec5c59f4888de4dfdd2893d2fc11fcd0510

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
Signature6KWXRJVLhYVFAsebUFQXlK3as8cv9z5XZnzqnGMAKEmSZrgS6WZ9wclO9fbYwXD+ZNQoGNG0VUNqvuFIL3JdCQ==
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

2026-09-17T08:40:30.066754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053798
observed b1d35d914963c80e13963211994edae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:30.039724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053798/manifest.json
observed 05e959d4b89de162a6ddd5de32616ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:30.013570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053798/publication.md
observed e5394ed79bdb238e28a285dcfc962f65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:29.990137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053798/publication.txt
observed 6b3e3d2f7f2647df5fb789130dff749b...
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.