OpenTechnical

OT-2026-000072530

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000072530) never changes.

Identity and time

Publication numberOT-2026-000072530 · never reused
Internal UUID01a0ae92-89d8-7833-9b99-70536a3e0873 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072530
StatusPUBLIC

Content hashes

Canonical text66ab6b5ba5820fd3ae8e384f1c9aa84e3f704fb143106b3db5d3821464f54f36
Markdown8120f39b143ae28f58212062d57f65d68bf1106f29e69e62c049b3f32f2d8fed
PDF
Publication page60f5b2fc303b188c5d8add818ef3b1772d3185d65aaf331e7f96f1b354c6da55
Manifesta7c20fb03ffa1bf0f31056ad80e5ae68426722ef9de72e282e654d45857eb769

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
SignatureRZg/1do7qTS/DxU23GojIKUoqkF6DfgvAkRyQ7kWzMA+o+Afj7kqCKn29kI7wxp3S5jBLtoarBnoZPwUUc7/Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:21.734378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072530
observed 60f5b2fc303b188c5d8add818ef3b177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:21.717789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072530/manifest.json
observed a7c20fb03ffa1bf0f31056ad80e5ae68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:21.699836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072530/publication.md
observed 8120f39b143ae28f58212062d57f65d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:21.680697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072530/publication.txt
observed 66ab6b5ba5820fd3ae8e384f1c9aa84e...
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.