OpenTechnical

OT-2026-000070083

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000070083) never changes.

Identity and time

Publication numberOT-2026-000070083 · never reused
Internal UUID01a0ae91-1861-7244-9544-6e5ef9c0d42f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070083
StatusPUBLIC

Content hashes

Canonical textd5f61b3255253b41e9e22fdb1fa633bc11c6dbf186729950b24e8cfa27935d2f
Markdowna2d256c1e31d9679ae14cd68360961551294e45477b5400d8f25acd68de035aa
PDF
Publication page80ed379095979bf52e2cab65ef2296fcbf10182042bc996a14fa894eb348177f
Manifestd4652ac3d48d8e19294ad0d1e1528c3cdf3fb6f5c0bf8a998df95675f2d098ee

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
Signature/qaN8XUl5+3ikdSoed2SywQ7J9AHoxtTiBrd6fwNmFswUTqYmtrGHmn2WJmKf91xJOsfVP0dxvW0nHyZi+EQDQ==
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

2026-09-17T10:27:02.951055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070083
observed 80ed379095979bf52e2cab65ef2296fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.931010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070083/manifest.json
observed d4652ac3d48d8e19294ad0d1e1528c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.911440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070083/publication.md
observed a2d256c1e31d9679ae14cd6836096155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.890777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070083/publication.txt
observed d5f61b3255253b41e9e22fdb1fa633bc...
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.