OpenTechnical

OT-2026-000010864

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single 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-2026-000010864) never changes.

Identity and time

Publication numberOT-2026-000010864 · never reused
Internal UUID01a0ae6c-540d-7eb3-9a40-bd4275e08781 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010864
StatusPUBLIC

Content hashes

Canonical textb4c4d1a2e0cd69ddbebf6e3f2a132322a7f80a1eacac0d82bc7baade1fc20190
Markdownd7eb1c9ed060d644e8dd06000dd955646a021a84a466fe556de9c6a57cf0e78f
PDF
Publication pagec8bd112b19d9413d3e157d20ebb3a9f430e46b06b12ced39183be2b18a4da05f
Manifest7a940a5c3c7a2db13f54576655f8526b162b00ab9b8e28f6bdba7d422905ff49

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
SignatureijyzfBybN1e3ay97md/TeeOXUzEpO07hjAO1QreUW4Lgn+8wEkIo6vqGERTnNLQRiFiS8iGpXGX4XvlY6suvBQ==
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

2026-09-17T12:13:37.627069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010864
observed c8bd112b19d9413d3e157d20ebb3a9f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:37.604592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010864/manifest.json
observed 7a940a5c3c7a2db13f54576655f8526b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:37.585891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010864/publication.md
observed d7eb1c9ed060d644e8dd06000dd95564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:37.568358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010864/publication.txt
observed b4c4d1a2e0cd69ddbebf6e3f2a132322...
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.