OpenTechnical

OT-2026-000016943

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000016943) never changes.

Identity and time

Publication numberOT-2026-000016943 · never reused
Internal UUID01a0ae6e-591a-755d-8de8-f609240470cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016943
StatusPUBLIC

Content hashes

Canonical textbf485f89fd01586d9d5b0447d71ff399cca976845a3b4584b885007d3000d2a1
Markdown4315d5f51598560507e5ff9e8d5d54dd80e09d7cd2f3ead14ec87d9f8f08d172
PDF
Publication pagea363999026313b2f8f67df157a56c549e8fc5989a0776735508cbb642f345235
Manifest3c96f267d23836c4b3a1852e0ae3e9c7e16e8518db74650f2a0a5909940f2ab3

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
SignatureMPNsgD0/KassLesyDWdnYl/eqgak7MxST2BuQ6K4fRgvHJJAleaZkaKgTozfhZAkGw0kJoOR0nW9J5diH4y1AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:13.671411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016943
observed a363999026313b2f8f67df157a56c549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.654432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016943/manifest.json
observed 3c96f267d23836c4b3a1852e0ae3e9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.637177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016943/publication.md
observed 4315d5f51598560507e5ff9e8d5d54dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.618590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016943/publication.txt
observed bf485f89fd01586d9d5b0447d71ff399...
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.