OpenTechnical

OT-2026-000045189

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000045189) never changes.

Identity and time

Publication numberOT-2026-000045189 · never reused
Internal UUID01a0ae7c-f769-7a4e-8920-37de34837f95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045189
StatusPUBLIC

Content hashes

Canonical text965a4112ae63bb4350f6b7a27a2a853087543eaae1a3cbfea756d74ad11afa96
Markdowna4f63807a916681e151039baaaad97c3c930fbb431425ca38cea07b62d63edfd
PDF
Publication page37d302ae93edf467d983828188a2377a13bfa286fe5ffee4d9b77006ae77bbc4
Manifeste582558bcc190a6f9fd591371167202f3960777f03f4a07b7f7a4b8b2bc4cbb0

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
SignatureghiiEvxLkEijrygUvRdiWOzjCJ3gsXy3ewMQPUYcMBioUR81HUO32419F6k3UkR5nmXNloJfwSIROTkAKEoHBg==
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

2026-09-17T11:10:21.683319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045189
observed 37d302ae93edf467d983828188a2377a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.662658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045189/manifest.json
observed e582558bcc190a6f9fd591371167202f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.640563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045189/publication.md
observed a4f63807a916681e151039baaaad97c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.619072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045189/publication.txt
observed 965a4112ae63bb4350f6b7a27a2a8530...
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.