OpenTechnical

OT-2026-000016876

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000016876) never changes.

Identity and time

Publication numberOT-2026-000016876 · never reused
Internal UUID01a0ae6e-591a-74a6-a335-9493d9160acb · 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-2026-000016876
StatusPUBLIC

Content hashes

Canonical textd417af2039b84a055a793604125827a8da0cd41e19c68d91266d382558d3c076
Markdown134108c7d44f0ddea3787063c0a695497aab54b0b83f9ed93a83a8eb9ad239d3
PDF
Publication page6579924c148c41d2c3d327bc9cedfd604393df6308a529b7d8a8f041693cc692
Manifest0d39f9da04f7592cd76e52b7486c3e68b62efd8a7d02a9bb67beb3a65879056d

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
SignatureCSaZvvlAiAMqQSjGd/OXtLrwL/fvsQq9Tsg64i335yKu6RBUVLzBTCN0+uDt+J8TMUkTTHM6hfZpcyFJzU83Bg==
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

2026-09-17T12:03:08.788411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016876
observed 6579924c148c41d2c3d327bc9cedfd60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:08.771949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016876/manifest.json
observed 0d39f9da04f7592cd76e52b7486c3e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:08.756114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016876/publication.md
observed 134108c7d44f0ddea3787063c0a69549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:08.740889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016876/publication.txt
observed d417af2039b84a055a793604125827a8...
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.