OpenTechnical

OT-2026-000033097

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000033097) never changes.

Identity and time

Publication numberOT-2026-000033097 · never reused
Internal UUID01a0ae75-4844-755c-aa38-62a854d63f94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033097
StatusPUBLIC

Content hashes

Canonical texta9afa1507a74cd0f1ba49a4b892963de11aa5cf8fe3ca5bfe9572b5eac58b904
Markdown18af0cc50fda1a56ea9b3d61d20664862c2d3a709c9856cbdc50e01664bb572e
PDF
Publication page59626ce4e067a97e9ddcb1ef95b1ac401ff8555cb7e971a7a7cdd8a3eb559d85
Manifest85aabfde04f6177323a5a6912383fd289cb12b2f31410f51f05ddb885e11a7c5

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
SignatureQOtVbbgfD9MYgpzXFppV47MsYpRwk2WYCKgjd5QtPdxaRoDy2251Sjk8JWNLdYfKPB0tKn6fIbILgLVOJ7MWCw==
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

2026-09-17T11:32:44.896651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033097
observed 59626ce4e067a97e9ddcb1ef95b1ac40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.881528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033097/manifest.json
observed 85aabfde04f6177323a5a6912383fd28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.866676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033097/publication.md
observed 18af0cc50fda1a56ea9b3d61d2066486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.850152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033097/publication.txt
observed a9afa1507a74cd0f1ba49a4b892963de...
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.