OpenTechnical

OT-2026-000018334

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single 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-2026-000018334) never changes.

Identity and time

Publication numberOT-2026-000018334 · never reused
Internal UUID01a0ae6e-b489-778d-a79c-52ff30ca9325 · 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-2026-000018334
StatusPUBLIC

Content hashes

Canonical text83d205af747270777a21a9f5d57449229935006bab254fc64377311f60217f34
Markdown0cc8072a51b08a7ff9625d14a2dc608ac6a1b37f92d11ceab631e066d0da61bd
PDF
Publication pageb7f3b761aa02200758803098fb22bf0590975edc5b81421ef4e9612e2734b3b4
Manifest009d07beff98307ba7edba0686810a60884203bda5e1d34411ad242d17687c12

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
Signature9g0H1gFk4Rlb95OfWIibqOpuMV5a5imE9h6hST0kXVaAGx7MQOJz4DZCqgPhR4pq69vNn2g2Tl4grKvWbtdgBw==
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

2026-09-17T12:00:09.882869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018334
observed b7f3b761aa02200758803098fb22bf05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:09.857718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018334/manifest.json
observed 009d07beff98307ba7edba0686810a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:09.834661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018334/publication.md
observed 0cc8072a51b08a7ff9625d14a2dc608a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:09.809234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018334/publication.txt
observed 83d205af747270777a21a9f5d5744922...
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.