OpenTechnical

OT-2026-000018177

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000018177) never changes.

Identity and time

Publication numberOT-2026-000018177 · never reused
Internal UUID01a0ae6e-b488-7c7b-899d-df8e5f3ace84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018177
StatusPUBLIC

Content hashes

Canonical textf028ee802565ab72f077b770aa0c4c46569b4dcf97dbd1afc7132cea84f0e8b0
Markdownff50e500bc406b559d24d333617f6099410470169e883e1381bb8810a1252735
PDF
Publication page10817ca34a7fb7b2a621cec66e8752b48f230032f33d5387e3304dbdf074ade8
Manifest000323b559a200b62d43b76fdd4dcf115562e5e9d841d0e068c2ec35c62668b2

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
Signaturex1mTwpVB6hHncAIWUU1upp9JNHF4oPS83gzlg5GJXeM+oG9rt9J1znrRHGCqFG9jwOD2gdLpjD+SYUOfaTRlDw==
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

2026-09-17T11:59:57.101160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018177
observed 10817ca34a7fb7b2a621cec66e8752b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:57.083099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018177/manifest.json
observed 000323b559a200b62d43b76fdd4dcf11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:57.064164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018177/publication.md
observed ff50e500bc406b559d24d333617f6099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:57.044873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018177/publication.txt
observed f028ee802565ab72f077b770aa0c4c46...
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.