OpenTechnical

OT-2026-000057136

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off after set-down

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-2026-000057136) never changes.

Identity and time

Publication numberOT-2026-000057136 · never reused
Internal UUID01a0ae87-d5b9-70df-93a4-9594cbee9d14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057136
StatusPUBLIC

Content hashes

Canonical textb70443722557ce1cdf71c3cb61e4192f7f5fb12484b84cd329aa6c4dc3f77465
Markdownec1b7e901417f47c7282c35bc1f0674527b1e968b38ee7c2b0708108fc65cabe
PDF
Publication page3245d4dc18c85dcac540ab226f30b6418eb82f0e2226ac7523f792f504195839
Manifest944c10789ecad785e86d5cd1693153de2813188a29840a7d5fb543a79a299026

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
Signature0tr0q//qoIrpf2RktFSDPIHVeKbAWeHO6Y5lmadJB2dzWcxKLwofjP9ZTKrQhQyzA6M9vLidcGX2e4OXRTwxBw==
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

2026-09-17T10:50:06.962610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057136
observed 3245d4dc18c85dcac540ab226f30b641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.944204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057136/manifest.json
observed 944c10789ecad785e86d5cd1693153de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.924281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057136/publication.md
observed ec1b7e901417f47c7282c35bc1f06745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.906817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057136/publication.txt
observed b70443722557ce1cdf71c3cb61e4192f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.578830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057136
observed 3245d4dc18c85dcac540ab226f30b641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.562479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057136/manifest.json
observed 944c10789ecad785e86d5cd1693153de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.545317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057136/publication.md
observed ec1b7e901417f47c7282c35bc1f06745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.527621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057136/publication.txt
observed b70443722557ce1cdf71c3cb61e4192f...
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.