OpenTechnical

OT-2026-000033627

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, pulsed 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-2026-000033627) never changes.

Identity and time

Publication numberOT-2026-000033627 · never reused
Internal UUID01a0ae75-a38f-78ba-9e8c-9b5c2c2c81a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033627
StatusPUBLIC

Content hashes

Canonical text9303bb1034cddf80dfc7063dd90e57dd910043c7145a3bfc5513636de6cc95e2
Markdown8fd4dfac4568a921d0a33ef4eedb0efac27eb2d084fcdc3eb9034eefd1ac3149
PDF
Publication page7530d8337709728af34a598bdbe37a0c51ca1ee8ce0391ddf88093839364bafd
Manifest674ea53bf7a9854e3c94925331168bbe18f7de4fcfb93a18e2214e2acb3db251

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
SignatureXKYTuRLZr4UrvPZzyVtqgLpHN8Fi8azd2KO++dEdnzepZ9hA8QMOZXUs9DKCVRpns8Eyv6zmcVRoSWpFYOESAA==
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

2026-09-17T11:31:36.351191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033627
observed 7530d8337709728af34a598bdbe37a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:36.333735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033627/manifest.json
observed 674ea53bf7a9854e3c94925331168bbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:36.315850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033627/publication.md
observed 8fd4dfac4568a921d0a33ef4eedb0efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:36.293284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033627/publication.txt
observed 9303bb1034cddf80dfc7063dd90e57dd...
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.