OpenTechnical

OT-2026-000041448

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000041448) never changes.

Identity and time

Publication numberOT-2026-000041448 · never reused
Internal UUID01a0ae79-b145-744f-aaf5-64121e0f5143 · 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-2026-000041448
StatusPUBLIC

Content hashes

Canonical text3a69b598768237734b37eff4760c66e5cfea047848324ed63a3b4ec4c1659cb3
Markdownff198d02d67de26911030ea3da614a54df4d66b78619c039b704ff4716c0f86a
PDF
Publication page13388cf10b86f3eb42a555d317913d2aa74e2411bb8055fcdd2f18cc8caf473e
Manifest081ded4cf223056b275bd1ed72e11f8636e5d035f416158ee2b89717e4dd6d22

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
Signaturefuuqai/X+OgvfhVflYEltocGExgqMcijqRbRZlSYzJYKtVd0Q5kea1/aA99DalIYnYSUEhcwakhE4pDIwJeBDA==
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

2026-09-17T11:17:28.333459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041448
observed 13388cf10b86f3eb42a555d317913d2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.313348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041448/manifest.json
observed 081ded4cf223056b275bd1ed72e11f86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.296710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041448/publication.md
observed ff198d02d67de26911030ea3da614a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.277342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041448/publication.txt
observed 3a69b598768237734b37eff4760c66e5...
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.