OpenTechnical

OT-2026-000016962

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000016962) never changes.

Identity and time

Publication numberOT-2026-000016962 · never reused
Internal UUID01a0ae6e-591a-74f2-9b0d-bb1ca9fcdd17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016962
StatusPUBLIC

Content hashes

Canonical texte8afa5b20c5f7228ce2189848d742ee003483a663eeb9435baa323768e68d88c
Markdown454cdb781a840e036e59705938a2f5a0dd0f63cf7cf2ae53eba80b050bc096f3
PDF
Publication page81e454de748ef4af3bec10339b025f06018c54c1320208f5d1b386565fb43d14
Manifest711c3a34c5063e0625a7055f454a25ebe1581bdc5ddd296af876ae2b64443d7a

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
Signaturepn4QlXqfeDVY5PKuKLpVKGQd+BsVkoa4mW5MlrLwOA0cln/YFv8+/99pmoYIGpvvpXqmGz4rxPYurAlRi5HpAA==
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

2026-09-17T12:03:15.205792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016962
observed 81e454de748ef4af3bec10339b025f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:15.186769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016962/manifest.json
observed 711c3a34c5063e0625a7055f454a25eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:15.012286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016962/publication.md
observed 454cdb781a840e036e59705938a2f5a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:14.997314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016962/publication.txt
observed e8afa5b20c5f7228ce2189848d742ee0...
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.