OpenTechnical

OT-2026-000017499

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000017499) never changes.

Identity and time

Publication numberOT-2026-000017499 · never reused
Internal UUID01a0ae6e-76ca-7b83-9a7c-13019617796c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017499
StatusPUBLIC

Content hashes

Canonical text000f4b7b9ff3560999fe5412420430fd9a3d69d666e9a3c87c04af67a2d2d084
Markdown51429b582ce07e1620b5994f629ff8e4a8c2088b21081d9180090d1474d7623a
PDF
Publication pagebe651671fefa01385b32264043d20068212e14b60e03149d2baefa468009ef48
Manifest86bb6265f6126c780f36dbe074e00af0b45fc347b19bab35e3833c31fb2e5ebc

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
Signatureze6HAlMrQB+yEZlFie0b4xdpjTmMM+/KInEVk+IodViBIdaOce4MyL/YXkkteDVLdP/QLBcZ6R/CjW6jXlGYBQ==
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

2026-09-17T12:02:39.171764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017499
observed be651671fefa01385b32264043d20068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.154192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017499/manifest.json
observed 86bb6265f6126c780f36dbe074e00af0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.134548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017499/publication.md
observed 51429b582ce07e1620b5994f629ff8e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.117870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017499/publication.txt
observed 000f4b7b9ff3560999fe5412420430fd...
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.