OpenTechnical

OT-2026-000038081

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000038081) never changes.

Identity and time

Publication numberOT-2026-000038081 · never reused
Internal UUID01a0ae77-f88b-7f1c-9c29-73fedc1972d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038081
StatusPUBLIC

Content hashes

Canonical texte0e32a17af110d3811c070d690f39e53788b8abcd0ecc2f51eb474dc5c3348c0
Markdown349ba030c915e9673866a367f554bab92ac6a5dbe3b16357b049bc224ba3d201
PDF
Publication pagef639b1af1585e0c945f2fb2bce36d6824c1586a1af27647a31d7657deb9e0882
Manifestc30ec2c5cab65713d37a562c56103967eed2bd123737a5e19554c84736eac132

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
Signature26FD8ClcxzbTy2qx0kpetTZqezrw7lX7LZogz6VsdNOCMjuXGdt9Y1L7UDp94XDJfaYf66ZlCq/Sqxm04bZNDg==
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

2026-09-17T11:23:24.584401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038081
observed f639b1af1585e0c945f2fb2bce36d682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:24.567062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038081/manifest.json
observed c30ec2c5cab65713d37a562c56103967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:24.549610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038081/publication.md
observed 349ba030c915e9673866a367f554bab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:24.533034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038081/publication.txt
observed e0e32a17af110d3811c070d690f39e53...
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.