OpenTechnical

OT-2026-000044609

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044609) never changes.

Identity and time

Publication numberOT-2026-000044609 · never reused
Internal UUID01a0ae7c-39d9-74a1-b76c-c64272f68a17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044609
StatusPUBLIC

Content hashes

Canonical texta7540def82625e8dda021fb6631563fb19ce75013ec1b3281e1d5b3e0c28f992
Markdownf33e3bc059c2715c19a59c44d13948263d1f7cd50c9cdc80ec346c7274ef6685
PDF
Publication page3977b03ee79d81f0c9e3ab49d2c451a1be45d579f84d2000003f87cf23eaf7f1
Manifestd778a55f2900b3310f98080263cfa0db3bbaa2594252a37dfe22444b7924a17a

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
SignatureY9eB/86y/L9T5/jo7DbT8alu5byVVSwFmV0pjeNXyKfFI4+xcqLH/Kos3KFwW42aeVxU/hGlOMCi144vgRdfDg==
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

2026-09-17T11:11:50.412185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044609
observed 3977b03ee79d81f0c9e3ab49d2c451a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:50.391357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044609/manifest.json
observed d778a55f2900b3310f98080263cfa0db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:50.370220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044609/publication.md
observed f33e3bc059c2715c19a59c44d1394826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:50.350527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044609/publication.txt
observed a7540def82625e8dda021fb6631563fb...
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.