OpenTechnical

OT-2026-000052616

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052616) never changes.

Identity and time

Publication numberOT-2026-000052616 · never reused
Internal UUID01a0ae84-573b-7796-ac25-ba9e272cb6aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052616
StatusPUBLIC

Content hashes

Canonical textd5eea1f17fb71cf4b634876bc84f39c04051d3d455e72cda6ce53c48615ba286
Markdownb88493b9bf58089310acbaac6f7c0b3708b6896975d8897966bece1450ac50c9
PDF
Publication pagef30ed29c4e72ba0290efcc4de6dd7f1f47c66559ef478610a79fa8293f721589
Manifest25ec8f9d8124ebf699badcaaf3e009feb5bc5418961ed120d2a1b3205f22602a

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
SignaturesY7dGSboRg9hXFvXb3Tfo9jc4YuuF5cCbtPDDQP+qBehN/nho26HxdffjvaZRjpOeFmdyXzReq3xUY0qTc22Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:17.274278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052616
observed f30ed29c4e72ba0290efcc4de6dd7f1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:17.258849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052616/manifest.json
observed 25ec8f9d8124ebf699badcaaf3e009fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:17.242234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052616/publication.md
observed b88493b9bf58089310acbaac6f7c0b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:17.224822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052616/publication.txt
observed d5eea1f17fb71cf4b634876bc84f39c0...
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.