OpenTechnical

OT-2026-000016604

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000016604) never changes.

Identity and time

Publication numberOT-2026-000016604 · never reused
Internal UUID01a0ae6e-5917-76bd-8d33-fa3f34ff69e8 · 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-2026-000016604
StatusPUBLIC

Content hashes

Canonical text80594ec4f09459b625ea40a224e711ad6cd5f117cfb3dc4b14fab276981403b6
Markdowneef8955eb7ce763b7d937ba8fe76c6e7413545b1fa50a4803d70129c431df8e6
PDF
Publication pagea56b856a8a5ef2e5bae46b89d2ddf5684e720b50b353bc2e749bf85897ea16d2
Manifestecc5d80686eed851caf735e6fff561c7f44a033a07c28a0d2b159e58fb6a045e

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
SignatureVuHA1brVkEuRL7ck3KaWqtvt/vvuxwjsDXR80UJxrd3kiWlcFtyKrvMqcMYqsX0ZYeaoX+GYM2xwg/Le4AB+Ag==
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

2026-09-17T12:02:47.213045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016604
observed a56b856a8a5ef2e5bae46b89d2ddf568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:47.195185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016604/manifest.json
observed ecc5d80686eed851caf735e6fff561c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:47.137642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016604/publication.md
observed eef8955eb7ce763b7d937ba8fe76c6e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:47.079002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016604/publication.txt
observed 80594ec4f09459b625ea40a224e711ad...
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.