OpenTechnical

OT-2026-000062354

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000062354) never changes.

Identity and time

Publication numberOT-2026-000062354 · never reused
Internal UUID01a0ae8c-0abf-71b0-9478-324945651308 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062354
StatusPUBLIC

Content hashes

Canonical textb37122467372b9a2d1f45d86d4658884088a6f4c2ea9c0a048b90e8faaa477fb
Markdown50d9e22b2dad3f3b18b72af2505bf8da2ecf3742541ccc1e6ba851c37deb54dd
PDF
Publication page6c611670d3d8183e9920115a26dc2d6b911cc607a99077a898ebafa51670861a
Manifest6d120aae42e2dedbaf4f86715b93198f35507b6e498e8f36d4ad51e2dc1f4433

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
Signaturebop2DLDXNgVDT+QeyBYJUVumxkp/4guBN2ObQ8/QYgVBesiAIlMU1BsWJhHZcV2ZaNwFJM2DzScTvWATCLe6Cw==
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

2026-09-17T10:39:40.084139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062354
observed 6c611670d3d8183e9920115a26dc2d6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.067886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062354/manifest.json
observed 6d120aae42e2dedbaf4f86715b93198f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.050818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062354/publication.md
observed 50d9e22b2dad3f3b18b72af2505bf8da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.033630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062354/publication.txt
observed b37122467372b9a2d1f45d86d4658884...
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.