OpenTechnical

OT-2026-000017773

Publication integrity record

Six cup vacuum gripper, 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-2026-000017773) never changes.

Identity and time

Publication numberOT-2026-000017773 · never reused
Internal UUID01a0ae6e-96fa-7561-94e6-6af9eddeafc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017773
StatusPUBLIC

Content hashes

Canonical text3e72563b5714f307920d717a723eda3e1e7795bf52e5f476663ac546b15625c7
Markdown55ec7794762eab80c3f5f40c9607bb8ce76cf92d54712b85a856d69ff4691d3e
PDF
Publication page07ad98ccf73af89eb9a365811f7843d0dbd37bd2eae6312ba84743af078525fc
Manifest980c7480b36492506f0227b2887b38501750bff16d47edfcc688c11be1595dfd

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
Signature/HVcfoUstZFMeUeqZqhh0bzd//D3Q0hGwnfU/Az7wsNvtnIOEH6fc1CmQWcNJW3tFdKioiCM1OQtp36B8WsBCQ==
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

2026-09-17T12:01:43.897943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017773
observed 07ad98ccf73af89eb9a365811f7843d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:43.880362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017773/manifest.json
observed 980c7480b36492506f0227b2887b3850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:43.863076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017773/publication.md
observed 55ec7794762eab80c3f5f40c9607bb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:43.845961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017773/publication.txt
observed 3e72563b5714f307920d717a723eda3e...
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.