OpenTechnical

OT-2026-000070377

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single 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-2026-000070377) never changes.

Identity and time

Publication numberOT-2026-000070377 · never reused
Internal UUID01a0ae91-545f-718c-8b55-99407a3a8e03 · 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-2026-000070377
StatusPUBLIC

Content hashes

Canonical text0566076a75313ec197a6a3df4a6cfcea0f861b8181a90c439a523b00fa2d6c65
Markdown15b9f9a40020eee2fcb0de1235c51ce37acd9f9293e5431e29606e589ee09496
PDF
Publication page2857b4947ca073407d88e5341e6049a8227668b2d1eb08e35f0f6fcf0b5ac684
Manifest02f1e68583af0a19bcf589be44bffcc5222bdf46f196cd3bf9b17a86f017e8c8

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
SignaturehJ1+h1gsQimGnRBH1ahz0dcRtm3gCOSjs9EAi2TS5uMKTdFcmN33lvRW3ZEqOpwECLSEvP4SUu6XcXyP/S36BA==
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

2026-09-17T10:26:10.884618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070377
observed 2857b4947ca073407d88e5341e6049a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:10.865709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070377/manifest.json
observed 02f1e68583af0a19bcf589be44bffcc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:10.846764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070377/publication.md
observed 15b9f9a40020eee2fcb0de1235c51ce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:10.827949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070377/publication.txt
observed 0566076a75313ec197a6a3df4a6cfcea...
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.