OpenTechnical

OT-2026-000070487

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000070487) never changes.

Identity and time

Publication numberOT-2026-000070487 · never reused
Internal UUID01a0ae91-545f-78b6-824f-b860a4f69929 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070487
StatusPUBLIC

Content hashes

Canonical text181834797c41005071a93986299338219d2ce6cb1f195080f45d2f1802581576
Markdownbdaeec31c423f9f2409b7657665d2fd80e7e68d8e80d2cfd004fbd501a31809a
PDF
Publication pagea5575d551f2d490bc0ca3950ebf1283c75adb331f0e37c0b182fd959749539ea
Manifest66ef737eae19eb9a92fb2e03f0559eb9deaa043dd647847dc639789f306680dc

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
SignatureJEIc6mzLELgP+CA5rB3lKOiavRVC5DHNX6W4DLKcdyyELaSzSpt9/CS+ynw0iEjv2Rjle3qP6nbMX5YRDrP7Aw==
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

2026-09-17T10:26:19.241589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070487
observed a5575d551f2d490bc0ca3950ebf1283c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:19.224777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070487/manifest.json
observed 66ef737eae19eb9a92fb2e03f0559eb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:19.206818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070487/publication.md
observed bdaeec31c423f9f2409b7657665d2fd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:19.190923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070487/publication.txt
observed 181834797c41005071a9398629933821...
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.