OpenTechnical

OT-2026-000048522

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000048522) never changes.

Identity and time

Publication numberOT-2026-000048522 · never reused
Internal UUID01a0ae80-4de6-7b61-818f-5a01424a754c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048522
StatusPUBLIC

Content hashes

Canonical text7be2d2f3e433412e989e183d2348f739017525c5ac4f27da2f108735037fbfb2
Markdown514d6515b06c6598eb604330a4ee4e82405bcc9ac87a18506b1280c7383f131a
PDF
Publication page29d29611e9098df2c45f023c4c21f3a4adf96403718bd8bf5c39e3579ce90bda
Manifestee9f1c96ab0d89cb8ec31ae69268958b5eca6c6b7dfc797c469b92441c7892e0

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+HzRFRM4eQMfZ8Uu62Yot28lT7rE4xsRtz7G/zt27nNTHq3kMP2ZRsRRRo0kha2fmI3tkgR1K3E8TvJZN8moCQ==
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

2026-09-17T11:05:18.420727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048522
observed 29d29611e9098df2c45f023c4c21f3a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:18.402434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048522/manifest.json
observed ee9f1c96ab0d89cb8ec31ae69268958b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:18.383369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048522/publication.md
observed 514d6515b06c6598eb604330a4ee4e82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:18.364229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048522/publication.txt
observed 7be2d2f3e433412e989e183d2348f739...
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.