OpenTechnical

OT-2026-000094869

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000094869) never changes.

Identity and time

Publication numberOT-2026-000094869 · never reused
Internal UUID01a0ae9f-2dee-707b-94bc-21ce48d1e445 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094869
StatusPUBLIC

Content hashes

Canonical text0c4a2da50015cc973d91dfb3fb12e361c39db67ced25b073cb0ab502342549fe
Markdown717ffd6a1af326a46dfb7accad272adbaadbf4e509a0806f1f3d195e19a32533
PDF
Publication pageb992787a6cf0ae6499e434e468bec6f6135391ca6473b8def0629a911363cbde
Manifest8dff5990781afd4240522151ab4a15a7ef5185ef78c391f73914556c665a5b5e

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
SignatureUwfqjuiwh2DePVYvDgb3+eEW7JxmRLNON7/xSE1ZV8x8pz/iFC+7l2cEPBHCQvxO9zuSZDkJm5Tj9lqqCZYcCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:22.147380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094869
observed b992787a6cf0ae6499e434e468bec6f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.129189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094869/manifest.json
observed 8dff5990781afd4240522151ab4a15a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.110910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094869/publication.md
observed 717ffd6a1af326a46dfb7accad272adb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.093386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094869/publication.txt
observed 0c4a2da50015cc973d91dfb3fb12e361...
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.