OpenTechnical

OT-2026-000026052

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000026052) never changes.

Identity and time

Publication numberOT-2026-000026052 · never reused
Internal UUID01a0ae71-a840-795b-a780-3423abcb4bf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026052
StatusPUBLIC

Content hashes

Canonical text8a6d2accbf6c45d693e5ef169639647fd001cb08c84d857bcc73a60891c38aa7
Markdown9e0093ecb4ed5ffd17edf876020385b82fa083bc53e8489768d614cf7a7bd7b6
PDF
Publication page231f52eacef403b79ac776c1ee578cb2672d104266558c461c5613f3e03763bf
Manifesta79fc66b7f6b5a3b1292e54690c85680b89667ffadb26905ea5d0134ccb1fd55

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
SignatureJjZxcUmFBl8oT1QKSv03ajk9aGXc6VaA5GBDnyBX6CNgfjrJe1v3pkdwImDwqTqBSp2aLw+DKUmWs/HdMrn8DA==
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

2026-09-17T11:46:32.273810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026052
observed 231f52eacef403b79ac776c1ee578cb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.254443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026052/manifest.json
observed a79fc66b7f6b5a3b1292e54690c85680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.233845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026052/publication.md
observed 9e0093ecb4ed5ffd17edf876020385b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.215472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026052/publication.txt
observed 8a6d2accbf6c45d693e5ef169639647f...
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.