OpenTechnical

OT-2026-000084639

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, sustained 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-2026-000084639) never changes.

Identity and time

Publication numberOT-2026-000084639 · never reused
Internal UUID01a0ae98-e25c-7d1a-a409-ddf9c11ebef6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084639
StatusPUBLIC

Content hashes

Canonical text88bb0580b4ac31f41e073b8408161820e2ad628888be353ec780a23f92b490f4
Markdowne299175b6e2e1171e18cdedc934064e467b6ec21233eaff1e94464088b4de34e
PDF
Publication pagef153a450b5af4338e3c6408516b24248cd26433fc433849ae8920d9251efb813
Manifest5a7808cd65d6dc3564e67deb9d8d0defe1b6e1c0b64164f1f622ff68dcc7e204

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
SignatureYtqXN9mXibbdNJA90OHGO/bPVhjrxifr7DWLFxUvEhhkpeNm2MVES63ZEsp+R9e+Gypbxq/zy/lxDCYxBVusBA==
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

2026-09-17T09:55:33.415987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084639
observed f153a450b5af4338e3c6408516b24248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.398363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084639/manifest.json
observed 5a7808cd65d6dc3564e67deb9d8d0def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.380099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084639/publication.md
observed e299175b6e2e1171e18cdedc934064e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.362356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084639/publication.txt
observed 88bb0580b4ac31f41e073b8408161820...
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.