OpenTechnical

OT-2026-000045514

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000045514) never changes.

Identity and time

Publication numberOT-2026-000045514 · never reused
Internal UUID01a0ae7d-8f01-7840-bbfe-32544dcf7dd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045514
StatusPUBLIC

Content hashes

Canonical text3c8d017432d3690599ff1a1b057208d6e70754e9de2182831bcbc599f43640f8
Markdown57402e28a3d3655f498ee2a7f06d3a975088a04cd1ba5ff1e8f1ac0f407f2c22
PDF
Publication pagee32225562f317501d4eaed0cf550a70f2e777f664e71dfa7237d64afc27e738a
Manifest0f7fc6dcf8ca0727c0fc84ea510c3508328da1aecefa826cc4a77a669b11f825

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
SignaturefXwWYdnPdGClYk13B5V1+dd2SlsHhCx7FJE+9PUIcgxndnfbl+hHrRv7dWATia0D2zFweWqsoUqgUfrsZ2mlBA==
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

2026-09-17T11:09:15.333901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045514
observed e32225562f317501d4eaed0cf550a70f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:15.315751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045514/manifest.json
observed 0f7fc6dcf8ca0727c0fc84ea510c3508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:15.296304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045514/publication.md
observed 57402e28a3d3655f498ee2a7f06d3a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:15.277430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045514/publication.txt
observed 3c8d017432d3690599ff1a1b057208d6...
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.