OpenTechnical

OT-2026-000041017

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000041017) never changes.

Identity and time

Publication numberOT-2026-000041017 · never reused
Internal UUID01a0ae79-b10e-799d-8845-7d30e3f96eba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041017
StatusPUBLIC

Content hashes

Canonical text2eeafca7162c70d8b53ac2476b89e4fee85ce05b24a474c56553f2cbb86564e0
Markdownc0c203a2de94a1ee0af8082afad23c48e97758bc0f6695980a3f914dbe8fb3cf
PDF
Publication page901df9867e86cd622122a7eba247322211a8a85ba12c19d86952dbb00e2fd0fc
Manifest5f3a1e737d8d657c964905891351546abc0cd2476471f5d5d01e83cc7809c9e5

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
SignatureM4N67hv+VX6xepeysPWoyaaay4SIfS+96UjkWcQJ1XdwH2SClUk59LqpP6qvNTOxorsElAx+AL/8BKH6ApzVAw==
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

2026-09-17T11:16:55.430008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041017
observed 901df9867e86cd622122a7eba2473222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.413253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041017/manifest.json
observed 5f3a1e737d8d657c964905891351546a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.398084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041017/publication.md
observed c0c203a2de94a1ee0af8082afad23c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.382818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041017/publication.txt
observed 2eeafca7162c70d8b53ac2476b89e4fe...
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.