OpenTechnical

OT-2026-000034231

Publication integrity record

Foam pad vacuum gripper, three zone face, two 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-2026-000034231) never changes.

Identity and time

Publication numberOT-2026-000034231 · never reused
Internal UUID01a0ae75-df0d-7d98-9108-ba67584a0b51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034231
StatusPUBLIC

Content hashes

Canonical text6dd5bccc4d13a930b7386f016570e7ac3f526483fa2b72feefdfd05a4ab7c9c6
Markdown5d7ec8924e8ef950440184276e5f34adb6ce4ad7d9cde51894108294817c5d31
PDF
Publication page63128ebae60bb81474d3715888adcd8d223314317b1547715a35b33b82729575
Manifestab4643762f7a2ba37763bc6a18c95886a25a31d027b56d082b5fef5310f374b4

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
Signaturent257/bbeyW02T5N46EuqXUW006OtDuIN8aC8DJJDhUBAVLYbjOYQEfCXZmLsQqEMUENEeq+rhkEoS9vPU1XBQ==
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

2026-09-17T11:30:47.013889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034231
observed 63128ebae60bb81474d3715888adcd8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.991076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034231/manifest.json
observed ab4643762f7a2ba37763bc6a18c95886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.973736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034231/publication.md
observed 5d7ec8924e8ef950440184276e5f34ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.956313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034231/publication.txt
observed 6dd5bccc4d13a930b7386f016570e7ac...
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.