OpenTechnical

OT-2026-000016615

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000016615) never changes.

Identity and time

Publication numberOT-2026-000016615 · never reused
Internal UUID01a0ae6e-5918-7f2b-9518-f7bdf49ab06f · 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-2026-000016615
StatusPUBLIC

Content hashes

Canonical text8ee8a0b1e075b1183fcd80f20f58c50fa1c93b992c91fae163b14220f8f58a57
Markdowna90d88bf82846116778a103880da19d8a2165997d49dc0da6dde64b29d8fba94
PDF
Publication page12d3064a3a52a99ba74eff2afe07c9da261c81f068a39842229604bf9815c388
Manifestf47d6dbf9b682484a97f97228ae431661be8f5924a30d5f932c543a0742bd4ef

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
Signaturen/Y+rMkPhmBIGXyujAKOif97o4gWCX8JjiRYVVBZtHHuJqgkVvxHIrxBrhNCFHtzoC+puXHUtyKl28ecO89JCA==
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

2026-09-17T12:02:48.095687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016615
observed 12d3064a3a52a99ba74eff2afe07c9da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.078002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016615/manifest.json
observed f47d6dbf9b682484a97f97228ae43166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.061706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016615/publication.md
observed a90d88bf82846116778a103880da19d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.043929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016615/publication.txt
observed 8ee8a0b1e075b1183fcd80f20f58c50f...
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.