OpenTechnical

OT-2026-000022352

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000022352) never changes.

Identity and time

Publication numberOT-2026-000022352 · never reused
Internal UUID01a0ae6f-f4fd-7999-9d3e-16e14c3b155b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022352
StatusPUBLIC

Content hashes

Canonical textd396f9589d1fc186171391bcf7220a00522c29e8233d1b7b2da02cdb34ad5039
Markdown7e6827af08f2fac67f8a24358e2166ed1041fc2b032976688fb39885dff5d362
PDF
Publication page9eccc7fc28826388930363e0334036445ca8771680a0b0b0aab2abcc1aa8f9e8
Manifest557f19627ad12d51180120c2c2e6fb7a5812a58f4fbb127d3780c6fc25285b77

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
SignatureXCBHsRExSjNSC4y/uprQZrS9AR4Z/BeavBtWTRcRvEvCQZiNuIvZtFGUTpnXg6G1mqMvzCCDOk/EQjCa037aBA==
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

2026-09-17T11:53:43.054561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022352
observed 9eccc7fc28826388930363e033403644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.038869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022352/manifest.json
observed 557f19627ad12d51180120c2c2e6fb7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.022751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022352/publication.md
observed 7e6827af08f2fac67f8a24358e2166ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.005271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022352/publication.txt
observed d396f9589d1fc186171391bcf7220a00...
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.