OpenTechnical

OT-2026-000084883

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000084883) never changes.

Identity and time

Publication numberOT-2026-000084883 · never reused
Internal UUID01a0ae99-43b4-7a61-9179-367fff9e5af9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084883
StatusPUBLIC

Content hashes

Canonical textbd6d6b0701447bc9bfe6a7edab1f626cabbdf31b2e3aa5dbf74200c5d7382a31
Markdown4dc111fd346e36500107b919b9d31aff1d4931d3da033833df18cb630e0a1bb6
PDF
Publication pagef4b2f102203d474f757fe9416919ae26eb86d8dcfaa674ca52ed44a4140c3f5d
Manifest94c2d97466a8d6a86c5e4c77944b5b6fd838155c6d9ba6f4ebae9c9a6399a50f

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
SignaturecoZW452dpgbW+VOhu9RCtzJKxtZCBto2lVk2fIE6jfHcO8YRIaqvoyvrRdUvz9BfLNs1YqI9rvyIvDacO37+Bw==
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

2026-09-17T09:54:51.324418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084883
observed f4b2f102203d474f757fe9416919ae26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.299578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084883/manifest.json
observed 94c2d97466a8d6a86c5e4c77944b5b6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.280829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084883/publication.md
observed 4dc111fd346e36500107b919b9d31aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.263095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084883/publication.txt
observed bd6d6b0701447bc9bfe6a7edab1f626c...
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.