OpenTechnical

OT-2026-000063963

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000063963) never changes.

Identity and time

Publication numberOT-2026-000063963 · never reused
Internal UUID01a0ae8d-53bc-7ef8-b149-33f46cd387c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063963
StatusPUBLIC

Content hashes

Canonical textf36d0b853d0c5188a30f573e79002a6bc8aacfe9b3d0adce1fcff04840f43a2a
Markdown8c24570c9dc986c5e798b08d8a9d84bd9eb318da8aef59cf0dd2feced818f7ef
PDF
Publication paged4651d48204ae49c1824700cf93a203f2a46191903709563d167bde279b5b678
Manifest8ea3b00901efd29ce582ee56b37e7568ed866bd142e419cb86472c60e714c377

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
SignaturejaiXa7tDinW7aBZpay8iTqu67UwObt3DetRBqH/EL6gzpaiVd00nerWvVyAvMcqhM9Qu06LIi2dOUWSjkOrOCQ==
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

2026-09-17T10:37:01.640690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063963
observed d4651d48204ae49c1824700cf93a203f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.622992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063963/manifest.json
observed 8ea3b00901efd29ce582ee56b37e7568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.601457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063963/publication.md
observed 8c24570c9dc986c5e798b08d8a9d84bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.581855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063963/publication.txt
observed f36d0b853d0c5188a30f573e79002a6b...
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.