OpenTechnical

OT-2026-000036923

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line 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-2026-000036923) never changes.

Identity and time

Publication numberOT-2026-000036923 · never reused
Internal UUID01a0ae77-773f-709c-bf7c-cb9c1d409a7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036923
StatusPUBLIC

Content hashes

Canonical text95e4423b7f25aafb74671a9dde0a0d57d949b20d9187c2074ab92c60ff5ddcbe
Markdown3182f4c67b6de4813d13da4fbc953bd5a60fa0c0cd572d03001bba97458e72ac
PDF
Publication pagec1f7c11ccc73c8ff2554304461eecb8f303dcbb88fde77c38bd1a088a108238b
Manifest71aa1f7c8238eb75e088b3ab8177c11add7e2f85baa7233f5b2dc41f43195d8c

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
Signaturezy0n3LI7PfzNTBlRQvdMhpl5/IktvWm3+et4nvF44i/cQXpjCwiSi4sdtAGfOeKF5gNtRn3buPgu6scEYiTTBg==
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

2026-09-17T11:24:34.026165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036923
observed c1f7c11ccc73c8ff2554304461eecb8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:34.007410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036923/manifest.json
observed 71aa1f7c8238eb75e088b3ab8177c11a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:33.990330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036923/publication.md
observed 3182f4c67b6de4813d13da4fbc953bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:33.973153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036923/publication.txt
observed 95e4423b7f25aafb74671a9dde0a0d57...
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.