OpenTechnical

OT-2026-000070528

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000070528) never changes.

Identity and time

Publication numberOT-2026-000070528 · never reused
Internal UUID01a0ae91-5460-7254-a7d6-bc31a5147f1e · 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-2026-000070528
StatusPUBLIC

Content hashes

Canonical text5c4033e53bebcdd040ed97952b801c586ce088e558346c4734285f25847365ff
Markdown2147761efe7ce0600b0d65d39a99c8cec5a6c80c3df2ea91712d1ea6d34cab33
PDF
Publication pagee0af5c52ae94cb283b2db5d9f3f364ec4c6e7fd14abaa86d10f19cbc1418e0b3
Manifest4be2f7702d1dd1193452fca15e2b944f5db1c5057ecb652847f2c8a7ca405f59

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
SignatureCX97HUK9wZ0n8F/yNrAhiVGgfwf4OkEZmUDQhJZWgv6tf0jk6Xz13WRPAT6oMMHOTtlUg/iSVt/ctNo3rt2uBQ==
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

2026-09-17T10:26:22.383372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070528
observed e0af5c52ae94cb283b2db5d9f3f364ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:22.365479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070528/manifest.json
observed 4be2f7702d1dd1193452fca15e2b944f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:22.346802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070528/publication.md
observed 2147761efe7ce0600b0d65d39a99c8ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:22.327761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070528/publication.txt
observed 5c4033e53bebcdd040ed97952b801c58...
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.