OpenTechnical

OT-2026-000033968

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000033968) never changes.

Identity and time

Publication numberOT-2026-000033968 · never reused
Internal UUID01a0ae75-df0b-7685-a669-ab00085e94c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033968
StatusPUBLIC

Content hashes

Canonical text4d02a9f06e612af3e6bfe8b1557ba2c5634301f5641298aeccb731663547be8f
Markdown2e91c4411698b18edc7815d05a115b88aa2bc390c071d9bdfd9f687e47314c42
PDF
Publication page5fc714d7d11882f6466ecdae171ecfa464d379ca128c0a43e9822cb8e1c0ee2e
Manifestf619e91a915e437310537ff5cc1bc871021920daaa4f8031370443c82e0764a4

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
SignatureJZ8KHachSt10o8+LIf0CbmrThWhxfuwkThhvarMpMBnch1rlNn6LDAOws5y6c7y9XEyP2Zp2Npx53hCvL6lvAg==
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

2026-09-17T11:30:05.898922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033968
observed 5fc714d7d11882f6466ecdae171ecfa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.877822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033968/manifest.json
observed f619e91a915e437310537ff5cc1bc871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.859715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033968/publication.md
observed 2e91c4411698b18edc7815d05a115b88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.840922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033968/publication.txt
observed 4d02a9f06e612af3e6bfe8b1557ba2c5...
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.