OpenTechnical

OT-2026-000008697

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000008697) never changes.

Identity and time

Publication numberOT-2026-000008697 · never reused
Internal UUID01a0ae6a-e46c-7f30-ad56-cde0c9f5ba3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008697
StatusPUBLIC

Content hashes

Canonical text4ec38e386006066db07e985d6ec1506d965ce9dd0eee1caaeb59306c909541a1
Markdown419a8b14e6981b8760b2aa77b444709461177e86ec711896ffbf77ca402b1b99
PDF
Publication pagef2711326ca547658555084f6e55e48bad3598048af4a6339ea104425e572d568
Manifest4a9a8d00a99b34ae520bb638b4c256db7a0e76117843e830086a20843c352467

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
SignaturecmwIgBhBlSNrl1lViK7bXDlBFPkgQOSZgHPA5eiSIEqYotFAf5R6TdZSDa7a9b3Ij+Y0sQXGWKt2CfGgCfyACQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:45.952224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008697
observed f2711326ca547658555084f6e55e48ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.930564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008697/manifest.json
observed 4a9a8d00a99b34ae520bb638b4c256db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.910331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008697/publication.md
observed 419a8b14e6981b8760b2aa77b4447094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.888624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008697/publication.txt
observed 4ec38e386006066db07e985d6ec1506d...
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.