OpenTechnical

OT-2026-000075468

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000075468) never changes.

Identity and time

Publication numberOT-2026-000075468 · never reused
Internal UUID01a0ae93-f201-709e-8458-7d50fb280e90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075468
StatusPUBLIC

Content hashes

Canonical text936093e7ef0539116aa003c734cd51013407b2e4f6fc772227485e53e52d8416
Markdown6bfbde7bc1831add425e6082402b41a6cd8ceffbb24891a64a7f7014cf03fb1b
PDF
Publication pagecb0df92433197628bc155f83b08f07a3de2fd6e4a896da5349afd8bd947b818f
Manifestf14dfa4a5793bb28543eb57495bd76bcc70542c0187a3f1bf26e128d6106132f

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
SignaturegLNiFutRCymYycCwNB9crwIfZgJW8rS3exugoHXda05fwYFSCNbGGsZXlzUtE+Y5030MNMVeM9/62NKdm4VjCA==
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

2026-09-17T10:17:45.796936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075468
observed cb0df92433197628bc155f83b08f07a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:45.777304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075468/manifest.json
observed f14dfa4a5793bb28543eb57495bd76bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:45.758046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075468/publication.md
observed 6bfbde7bc1831add425e6082402b41a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:45.737107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075468/publication.txt
observed 936093e7ef0539116aa003c734cd5101...
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.