OpenTechnical

OT-2026-000044603

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000044603) never changes.

Identity and time

Publication numberOT-2026-000044603 · never reused
Internal UUID01a0ae7c-39d9-712d-bee7-3b267cf5cd14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044603
StatusPUBLIC

Content hashes

Canonical textac3ed67d1221768d3fcd5f8ca99c45bd7989f2fe22975b7930b4ba96af0471de
Markdown454cc007d308fd775c7e0fcd703a65eaf762ca9f3bf394619e29cd5145d3f0e9
PDF
Publication page233f43230484b7afcf3c9059d4f7c23a5a2bc10f4e3f2e859820580b445b73ae
Manifestf74647dbc72c91fdb6eddc8e2f409200c1d73b8a340afc302a2d622592cc68b9

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
Signature+BqGm1JrI1dPYr4kxPpq9vUsz71D4FOFMCj8m6itoupr371azbhpk5P4wIXDy/bH0PnNvf6PVyVrOhZFBZ+5Dg==
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

2026-09-17T11:11:49.908748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044603
observed 233f43230484b7afcf3c9059d4f7c23a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.891456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044603/manifest.json
observed f74647dbc72c91fdb6eddc8e2f409200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.871701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044603/publication.md
observed 454cc007d308fd775c7e0fcd703a65ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.851638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044603/publication.txt
observed ac3ed67d1221768d3fcd5f8ca99c45bd...
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.