OpenTechnical

OT-2026-000015771

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off before set-down

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-2026-000015771) never changes.

Identity and time

Publication numberOT-2026-000015771 · never reused
Internal UUID01a0ae6e-0c4c-749b-918c-221ff6cab65f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015771
StatusPUBLIC

Content hashes

Canonical text32cb69aad30241ee3969e6a574a48c087fdc06ebd6091d6ac58d1b2caeb51270
Markdowne2a4e484386e176461ad4765cf7ce410c0ce136c9834d1163e24c1fffd319e4f
PDF
Publication page3b8cc1d479b96bc2634d238e43b97ac64255bebfc0019ed20c39c1c80cb136c6
Manifestd6ad33271bc6e7230ef9a3053b84334bf3d86629ff15ee61e42ef02eec1e82eb

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
SignatureRF4USF/dmND69/uwpXDuVCO9KqGFWN60BPjyL1XzhHntut1wYAkecuHxDld+bIVccCPnGBAME1tTLNL6DKxJAQ==
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

2026-09-17T12:05:04.225569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015771
observed 3b8cc1d479b96bc2634d238e43b97ac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:04.208653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015771/manifest.json
observed d6ad33271bc6e7230ef9a3053b84334b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:04.193095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015771/publication.md
observed e2a4e484386e176461ad4765cf7ce410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:04.175121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015771/publication.txt
observed 32cb69aad30241ee3969e6a574a48c08...
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.