OpenTechnical

OT-2026-000014101

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000014101) never changes.

Identity and time

Publication numberOT-2026-000014101 · never reused
Internal UUID01a0ae6d-8deb-72aa-9a8b-1239d8e12dc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014101
StatusPUBLIC

Content hashes

Canonical text02ce2b635b6e4ea12f1d4043d59ae3da5450513c77b44a8f6f9ebd72cb270b30
Markdownb9cd7782af1d4f552d63785281c24f7cb3d8bccdf0d346a3a0c0ca718c92b84a
PDF
Publication page096c497e7c376835952e9b84bf7c3be1adf67b705f2faa753c3c5eb8191b9043
Manifeste68fcf34250fd8652c10d5587034e5d97e39a23d7a204be850e2aa34ed4317cf

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
SignatureGlAPUKq2d0RxNFmydZCqDJcrwRUipCgDgZNc9bX1UPf6YUzOa5b5dTEJMI/EtwYBLXPqqRciQyd04LMb3VqpBA==
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

2026-09-17T12:09:21.521837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014101
observed 096c497e7c376835952e9b84bf7c3be1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.502747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014101/manifest.json
observed e68fcf34250fd8652c10d5587034e5d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.482593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014101/publication.md
observed b9cd7782af1d4f552d63785281c24f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.461840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014101/publication.txt
observed 02ce2b635b6e4ea12f1d4043d59ae3da...
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.