OpenTechnical

OT-2026-000069061

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000069061) never changes.

Identity and time

Publication numberOT-2026-000069061 · never reused
Internal UUID01a0ae90-6dce-70b8-92dc-73cb3e896818 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069061
StatusPUBLIC

Content hashes

Canonical textc116f07cb76d7ff3d8fcec6b6c661e41c212c7e937282b458ec652591c30a347
Markdowne70dda0e7fbbe8095d7db90c68b3f42397e1c4998175bd2bc00c0753a30b8059
PDF
Publication page9e801556ab2a0d2f1795b53f3d6970c471476ce6923f5443021a74e13f6b586f
Manifeste068eeb9c19d5fcbd772d289dd09ed71a1836794131ed9fe4b9033e19dc553cb

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
SignatureXDopOqFsnKU6M/DIzMRyObs4+iuR9fhAZRyldWu98ARPIyOCcasVhjt9v3Nb5Y4zo1lg6Kn8fjrV3aKw8WnZAA==
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

2026-09-17T10:28:55.110547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069061
observed 9e801556ab2a0d2f1795b53f3d6970c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:55.092609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069061/manifest.json
observed e068eeb9c19d5fcbd772d289dd09ed71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:55.059578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069061/publication.md
observed e70dda0e7fbbe8095d7db90c68b3f423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:55.030329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069061/publication.txt
observed c116f07cb76d7ff3d8fcec6b6c661e41...
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.