OpenTechnical

OT-2026-000033563

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000033563) never changes.

Identity and time

Publication numberOT-2026-000033563 · never reused
Internal UUID01a0ae75-a38e-7e89-9944-f0e5078d3f68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033563
StatusPUBLIC

Content hashes

Canonical textf485dce56d52ffcd8cefc63d88b9e5b792cc1b7f6f8b9573e895388c00032ef8
Markdown870374a8aebb471871ce523cf27ef180b15c12a24f0c719ba789d34cd2df90ff
PDF
Publication pagee1cb418823fb7117e797d5d3df6b1f26332dd2803465488d8e8d0396fdbb20e1
Manifestafda25ed419d4191722a850637006a4ceaafe88a8434a377cf691ae0aa256b0b

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
SignatureBZFUT25FfqaaYD5Vvht9Lt/j1p5Dq+DYiHvvgPzQxa7e9SUBmoPGESflwwh5lbxvHup2PQNKHNGXDLPo06HbAw==
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

2026-09-17T11:31:25.906331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033563
observed e1cb418823fb7117e797d5d3df6b1f26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.887997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033563/manifest.json
observed afda25ed419d4191722a850637006a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.867939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033563/publication.md
observed 870374a8aebb471871ce523cf27ef180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.848440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033563/publication.txt
observed f485dce56d52ffcd8cefc63d88b9e5b7...
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.