OpenTechnical

OT-2026-000009045

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000009045) never changes.

Identity and time

Publication numberOT-2026-000009045 · never reused
Internal UUID01a0ae6b-31b8-71c7-8cf5-a20c24d49139 · 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-2026-000009045
StatusPUBLIC

Content hashes

Canonical textc32271b2acfd4416fd759b77c58ebcc5f347cfebd0d80afa8458107f872a6cd7
Markdown1a9d0b9ca3f322d832620e06c666411abd9665b6ae1e47d431be89462088cb9f
PDF
Publication page3dd5a5781ba1d138ed5d182cc390944d249888093996c3410076af944de40594
Manifest9b911c805c699ac378285f6511ec7eb635d82c6773a097fe46837cd50cb508e1

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
SignatureHBoYQLgWCsO/SaV9tmWKqcs7pYMglYLK8SJqNZf1jWFTD3LqC6fjptDpGUX3s9jN1mZvyHxX2GOn6Yr4LNNLAA==
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

2026-09-17T12:17:41.762310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009045
observed 3dd5a5781ba1d138ed5d182cc390944d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.743073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009045/manifest.json
observed 9b911c805c699ac378285f6511ec7eb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.723809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009045/publication.md
observed 1a9d0b9ca3f322d832620e06c666411a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.704535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009045/publication.txt
observed c32271b2acfd4416fd759b77c58ebcc5...
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.