OpenTechnical

OT-2026-000035678

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000035678) never changes.

Identity and time

Publication numberOT-2026-000035678 · never reused
Internal UUID01a0ae76-b4c7-72f8-9503-342a2e547658 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035678
StatusPUBLIC

Content hashes

Canonical text13acd4cfd6203a0bbcb7f61b480657e18a544ca3a96236627a27aa6749fbbbae
Markdown32295bba9008e03c76bb2ab170f2e39eb1a77a8de665c5e675b149060600f5ef
PDF
Publication page7c9d352f618ad962a7d631b4d8c884c0d659211186f1cc17bc93b5395f872379
Manifest96ee60eb41d8ab5ab67b8ba9daac78373972bb132c3ac6986922995521fbb7d0

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
Signature5G8PRXMxZRDgu5Gk2vDzd+h5d51bj7NWFqdsb7RkRmC47RO0NiEDxB4pN9QX+bsc4VUlLWJvXTdlripgKarRBQ==
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

2026-09-17T11:27:15.018532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035678
observed 7c9d352f618ad962a7d631b4d8c884c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.999756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035678/manifest.json
observed 96ee60eb41d8ab5ab67b8ba9daac7837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.981865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035678/publication.md
observed 32295bba9008e03c76bb2ab170f2e39e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.964899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035678/publication.txt
observed 13acd4cfd6203a0bbcb7f61b480657e1...
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.