OpenTechnical

OT-2026-000017093

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000017093) never changes.

Identity and time

Publication numberOT-2026-000017093 · never reused
Internal UUID01a0ae6e-591b-79cd-b403-e81ba1cda381 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017093
StatusPUBLIC

Content hashes

Canonical textbb9163fb4fb3d52beb8a155191462e3b0fa8bf530ec21151c726fb761d1a0a0c
Markdown7865a5a738317ac8b7ed6179a72dc8dd1f4330b10affd8796d17a0ea1c065ba6
PDF
Publication pageec05573252dc34f3749982a9c245f13cd90148ec528caa30c6d2931ef109d135
Manifestcbc2bdd4b2193f9d6a4881b5977c1ad46bb32cdbff238bf9b57e605574ac35c7

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
Signatureoyt7LipNVXSkgBA7boSoBtksCZzCS8yxoWCfOAxfqGxoEQ4/nieiuATAeDvdzIK1P6GgqmePYnOGxohoMLFWDg==
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

2026-09-17T12:03:30.967312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017093
observed ec05573252dc34f3749982a9c245f13c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.950100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017093/manifest.json
observed cbc2bdd4b2193f9d6a4881b5977c1ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.930852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017093/publication.md
observed 7865a5a738317ac8b7ed6179a72dc8dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.912503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017093/publication.txt
observed bb9163fb4fb3d52beb8a155191462e3b...
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.