OpenTechnical

OT-2026-000007727

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, sustained 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-2026-000007727) never changes.

Identity and time

Publication numberOT-2026-000007727 · never reused
Internal UUID01a0ae62-843f-7add-b18c-3f4149442c74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007727
StatusPUBLIC

Content hashes

Canonical text358a89f11924c4c0d81892114a3ec2fd2a43d8db073b38f7777eb6e0d639b390
Markdownfd04536a747fc682ce456b44f766e3fc156afd7aa767bcf7c24a36d9a8599235
PDF
Publication page1db53a1f05cc25c4f1753cb3ffc44a1f3ca0c807763691f1adb7ded9826ad2ef
Manifesta5a125f7d6683e179769a51e0c5b8734b7703d24008e23310b02b956e627d828

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
SignatureJEB8x86SgdXaMIcozRGAMbcN+cGylF0SdNk6GYhqY79LpdqBu0mqAGamn5b++Jh5D4xe3stU/dabvK0pmJNECA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:07.040861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007727
observed 1db53a1f05cc25c4f1753cb3ffc44a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:07.023390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007727/manifest.json
observed a5a125f7d6683e179769a51e0c5b8734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:07.006941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007727/publication.md
observed fd04536a747fc682ce456b44f766e3fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:06.989476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007727/publication.txt
observed 358a89f11924c4c0d81892114a3ec2fd...
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.