OpenTechnical

OT-2026-000033940

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000033940) never changes.

Identity and time

Publication numberOT-2026-000033940 · never reused
Internal UUID01a0ae75-df0b-7037-ac6f-29c3ce3461b6 · 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-2026-000033940
StatusPUBLIC

Content hashes

Canonical text8611ed327bfce6a787ed61925068f67fa930630ebe8f8a78f61b49a8a212df53
Markdowndf2f1a17bb889b171e363a67c54fe6a42ff4826f82b08433a8906eaca225d6c2
PDF
Publication page80e112c5158faa45df7097ca52020dd853c601402c6a7e729a7f28758f9c1422
Manifestfd26be5fc95f3073dc8ff0d64d62a471632f473011bb684a65ca90b49311395b

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
SignatureKYq9oNzgCxjSxATZ4XV8wZkpqg8eHFoh4gr+El71WnKZqHjBUSPBdcEhJsxnASU6jEQXQbyA2akKPllLn4b9AA==
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

2026-09-17T11:30:02.730215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033940
observed 80e112c5158faa45df7097ca52020dd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.707526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033940/manifest.json
observed fd26be5fc95f3073dc8ff0d64d62a471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.690133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033940/publication.md
observed df2f1a17bb889b171e363a67c54fe6a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.671599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033940/publication.txt
observed 8611ed327bfce6a787ed61925068f67f...
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.