OpenTechnical

OT-2026-000045156

Publication integrity record

Three bellows cup vacuum gripper, 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-2026-000045156) never changes.

Identity and time

Publication numberOT-2026-000045156 · never reused
Internal UUID01a0ae7c-f769-7341-b8e3-a5d106906e5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045156
StatusPUBLIC

Content hashes

Canonical text20c9335f942bbf270f2f155f6a4521786d90b9ee4a1650fd7bba8714c7381bf7
Markdown5fe9118c2d2e78e9e1878dd872e917803675a2c5c438caf8a95146b6a3bde32c
PDF
Publication page8209a1996e1e2d96e4c4ac39b124a08a10199a1884e2916667a2667e325a57c8
Manifest75ee992fdf903e369b1295563fbe577253d3570974e44b8e09e43cc7a3d019c0

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
Signatureo05kircL/R+R5jtN+EblbyKKPE+0qTYQE6dXSM12aCzhl5+6NmLa8m8l/pnpCZr6nHSdgye3aWvWsaE6bsEQDw==
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

2026-09-17T11:10:18.793288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045156
observed 8209a1996e1e2d96e4c4ac39b124a08a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.772563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045156/manifest.json
observed 75ee992fdf903e369b1295563fbe5772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.744138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045156/publication.md
observed 5fe9118c2d2e78e9e1878dd872e91780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.725599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045156/publication.txt
observed 20c9335f942bbf270f2f155f6a452178...
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.