OpenTechnical

OT-2026-000050061

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050061) never changes.

Identity and time

Publication numberOT-2026-000050061 · never reused
Internal UUID01a0ae81-fd78-7f20-90c1-7238b1bd5b27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050061
StatusPUBLIC

Content hashes

Canonical texta038bc27e35ab3f290bc8a469cec0b0c4c2cd5fea2a0132997b7818a2ee80b46
Markdowna5b08b5540adb414e058f3349c01d6ddb3e97f768b7b2f87345b213ada3c4901
PDF
Publication pagef9d07ba2428e3370e6ca7b8863a6fe83f06ff0eade21ab5f15dace8a3a182daa
Manifestc1cae13474c86fda46aa9770ecfa0be760eef9cf28b4430fbea6b173fd54d171

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
SignaturesbK5lnnMcGx2fTTmRrbNq80+phXvtfUjSvT4lytOZ0Bal/pAzhEV4TaWk7B4VgkxIsiYu8mfshoo7KFQ4Fd1CA==
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

2026-09-17T11:02:02.675475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050061
observed f9d07ba2428e3370e6ca7b8863a6fe83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.659322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050061/manifest.json
observed c1cae13474c86fda46aa9770ecfa0be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.641689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050061/publication.md
observed a5b08b5540adb414e058f3349c01d6dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.623379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050061/publication.txt
observed a038bc27e35ab3f290bc8a469cec0b0c...
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.