OpenTechnical

OT-2026-000034874

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034874) never changes.

Identity and time

Publication numberOT-2026-000034874 · never reused
Internal UUID01a0ae76-1ed3-7514-9cc9-6e5e8402a184 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034874
StatusPUBLIC

Content hashes

Canonical text669c34c5029c8e55dfd1f6ff92bae12235fd608c6d78dda164adc3d40a4a218e
Markdowna74105cbb4e9b7c2e80edbb26b5e62953adde57e111b3cd8f4ad2faf8b8db588
PDF
Publication page9fe48c3852083cd2716db29093ebc45fc46e771c8c7822280678c76abf86ba8c
Manifest9ddd34822bd38969bc22549af2b620dc4031b954b1835e9d78b5a181c274b44d

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
SignatureUlf04u+wtaLXQEPnc8Go9qkO2svudZ9zG110SGz9ePXIDx6ebtR/I1Y2WVVMFq4XlmblsA/+WYaxxGrqvy/UAg==
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

2026-09-17T11:30:31.672833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034874
observed 9fe48c3852083cd2716db29093ebc45f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.655410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034874/manifest.json
observed 9ddd34822bd38969bc22549af2b620dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.638149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034874/publication.md
observed a74105cbb4e9b7c2e80edbb26b5e6295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.620280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034874/publication.txt
observed 669c34c5029c8e55dfd1f6ff92bae122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.540703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034874
observed 9fe48c3852083cd2716db29093ebc45f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.522706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034874/manifest.json
observed 9ddd34822bd38969bc22549af2b620dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.504384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034874/publication.md
observed a74105cbb4e9b7c2e80edbb26b5e6295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.486179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034874/publication.txt
observed 669c34c5029c8e55dfd1f6ff92bae122...
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.