OpenTechnical

OT-2026-000092004

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000092004) never changes.

Identity and time

Publication numberOT-2026-000092004 · never reused
Internal UUID01a0ae9d-43bb-7f97-8132-9b787ca5878f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092004
StatusPUBLIC

Content hashes

Canonical texta25ca20d80ae5614dad9cc2966fe456f26f87d2415cf56f8cbe6d124c364744b
Markdown96c43dac7f2b1e01dec27e08fcfec44f1d65cff949e6c8df546fc85486d54b0f
PDF
Publication page184f640a956ef1280ff610a2ee4a277d10eec8021acba5d7aafcd7537127bd6b
Manifest6a30bfa670e5a7a685fe4b1cc43dd5ee35ddd029ee9f01016d7d2e62f45d1f72

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
SignaturePnEwvaHmMzj0L4kc8Kv2lfCfKtdIw2SrIOBWSIZcgBJSFxP/2c1AWFYDo43NXAEwOHD+gzTa9ASN/L3u9NawBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:01.110852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092004
observed 184f640a956ef1280ff610a2ee4a277d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:01.087361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092004/manifest.json
observed 6a30bfa670e5a7a685fe4b1cc43dd5ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:01.064997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092004/publication.md
observed 96c43dac7f2b1e01dec27e08fcfec44f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:01.037672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092004/publication.txt
observed a25ca20d80ae5614dad9cc2966fe456f...
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.