OpenTechnical

OT-2026-000007046

Publication integrity record

Vacuum cup gripper, ejector fed, pressure verified, contact triggered, vented before set down, rubber cups

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-2026-000007046) never changes.

Identity and time

Publication numberOT-2026-000007046 · never reused
Internal UUID01a0a970-b77f-7116-a672-8c5f789f80ca · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:58:51.649710Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007046
StatusPUBLIC

Content hashes

Canonical texta57c6a2e67b0e3a7f79abfe13e0e51aa4c72f8683ab726cae3315d8e955b55a9
Markdown7ee02279379350723791cfb09ff0eccc3e9a8e298eb4f901924692516c1189b4
PDF
Publication page814eaaed3c89def416f699a23f5065edf74743a0e072d3c2c19c6077690eacc7
Manifest64441defc42108a5186af1e614dfe08aff927cde01f0e3418405fc335692a921

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
Signatureb0SoY0mTK/dvZ2Y1JGaKeg3JzHLetfEnAjAJAUiuR3E9WwFDGtp70jLM8/309vRG4OahhdK9C7jmtzPI+JMABA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:08.177798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007046
observed 814eaaed3c89def416f699a23f5065ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:08.164335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007046/manifest.json
observed 64441defc42108a5186af1e614dfe08a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:08.151415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007046/publication.md
observed 7ee02279379350723791cfb09ff0eccc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:08.136231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007046/publication.txt
observed a57c6a2e67b0e3a7f79abfe13e0e51aa...
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.