OpenTechnical

OT-2026-000008912

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000008912) never changes.

Identity and time

Publication numberOT-2026-000008912 · never reused
Internal UUID01a0ae6b-31b7-7f5f-b4a2-76b6e57df814 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008912
StatusPUBLIC

Content hashes

Canonical textbbbf9024fffaca8bad3a26981c7278625440aef03ddbcc3bdd96e188ee020e03
Markdownba2995267cc918ea4fa9ff637ad7190ef6ef608ed72ef06ec51cc8f0044b57d8
PDF
Publication pagea27de8e76209166ee24ddd789b517d3adf74409de17238a54209f9522843d01a
Manifest4ba48d5a54bac5b155197e323e70d26152dc5e497eb296bdb97b2ae07c1023a2

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
SignatureK4KXsb6tqDiVskt2vtktfUIXkZZIBecXBe4H+1gmhYLiCAKhgC2gIjMYAMtmZmviY3fzI5f2bA/T+MAw3QT5BA==
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

2026-09-17T12:17:31.007376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008912
observed a27de8e76209166ee24ddd789b517d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.987834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008912/manifest.json
observed 4ba48d5a54bac5b155197e323e70d261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.967264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008912/publication.md
observed ba2995267cc918ea4fa9ff637ad7190e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.946373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008912/publication.txt
observed bbbf9024fffaca8bad3a26981c727862...
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.