OpenTechnical

OT-2026-000022660

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000022660) never changes.

Identity and time

Publication numberOT-2026-000022660 · never reused
Internal UUID01a0ae70-46e9-7fd0-9970-63bf0b999d26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022660
StatusPUBLIC

Content hashes

Canonical text6e70a06db9dda8a0641ba6ce108843d2d7c831fe1ef26a629cc33e28d3b8222c
Markdowna824065571e4539b6e501c7c4dba1733dc5f141a93507d8d6586e0d0122ee818
PDF
Publication pagee589ffdd1a457179c9c7c0973173ce7ab76d0309b1c223d090e9bb947a80e545
Manifest6665e7b7f56cca0322425e4159ec6fe9a49311a1b71846198eb3c7ef307ca55b

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
SignatureMv09zZ5HjmU1jvd1aPXEI3FHhxZbPbShpSXESnIP23hxO7xguKK/wbFYBA1mGNMfKa+/afPTwV+YvK+CP8b2DA==
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

2026-09-17T11:52:02.660213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022660
observed e589ffdd1a457179c9c7c0973173ce7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:02.642766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022660/manifest.json
observed 6665e7b7f56cca0322425e4159ec6fe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:02.626884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022660/publication.md
observed a824065571e4539b6e501c7c4dba1733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:02.611389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022660/publication.txt
observed 6e70a06db9dda8a0641ba6ce108843d2...
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.