OpenTechnical

OT-2026-000079037

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000079037) never changes.

Identity and time

Publication numberOT-2026-000079037 · never reused
Internal UUID01a0ae95-ccbe-73dc-a779-49ee47b42eb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079037
StatusPUBLIC

Content hashes

Canonical text0d26a648efd22e44be14ef6e3407015c1419a0de058bfe05dd13d9d7c30e16ef
Markdown942b036c247a7a38dcc37b926636c636a9f4d9efb97590a0ce6f0023fd2fa51e
PDF
Publication page57c6b332a5c71578ab51002c59b3b00275238a24a3eeb7b7d3eda090ee39e413
Manifesta32678979574902fe28de26227b8295413addc18063d47f79b0ac165be4accfb

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
Signature2xKMm8OZ1nvodA3HFvhp84XvPHkCkG+58hnfR9qy+vtB1utM3ZhaehB5VP3V499UimO8R+63RakR7PdZk4cWDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:52.588890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079037
observed 57c6b332a5c71578ab51002c59b3b002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.571831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079037/manifest.json
observed a32678979574902fe28de26227b82954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.553352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079037/publication.md
observed 942b036c247a7a38dcc37b926636c636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.535778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079037/publication.txt
observed 0d26a648efd22e44be14ef6e3407015c...
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.