OpenTechnical

OT-2026-000101573

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed blow-off after 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-2026-000101573) never changes.

Identity and time

Publication numberOT-2026-000101573 · never reused
Internal UUID01a0aea4-0e15-7eb7-bbd8-3850d0dcb9c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101573
StatusPUBLIC

Content hashes

Canonical text4888d3fd9df061b4efdb937440470b81d56a10af67e1e1e718783f780aa7e78c
Markdownc2ca2e1fcea6a8301d2f81bfe3e974d4663d837bdd4d62ac91f8bf35bc0b442e
PDF
Publication pagec258b275f616952bf183af838f14c78b390fa9bf58450eaf0f34dc921112ae08
Manifestce6c5bb6e808e167c5a267fc599d6bcabc1d86c514802878f8f5f0bfc44bc7c5

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
SignatureGwjXjTK8etRxvCPlqWmlonSbODCx1SvRzGVbHtN6eCoRNl7Wn2rxaUWx0awnHhbkQNYUyhdJnXFAMY4NqUjgCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:39.187288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101573
observed c258b275f616952bf183af838f14c78b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.167750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101573/manifest.json
observed ce6c5bb6e808e167c5a267fc599d6bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.149486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101573/publication.md
observed c2ca2e1fcea6a8301d2f81bfe3e974d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.129792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101573/publication.txt
observed 4888d3fd9df061b4efdb937440470b81...
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.