OpenTechnical

OT-2026-000044701

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044701) never changes.

Identity and time

Publication numberOT-2026-000044701 · never reused
Internal UUID01a0ae7c-39da-73a9-8a10-c4129d84e3ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044701
StatusPUBLIC

Content hashes

Canonical textffca47109b1137e6c9daf58dac8e08caaa5491e6baff656cf67c2d7c8b56b680
Markdown403cda4fa2ebbe08b70b20f9f5dbe26ab3986424babf09800c45da2c389aaf91
PDF
Publication page81f1ad033bc9003daa1e42ddf0fd76b7709007004975e88b368be1d9ed57f50e
Manifest832268348d03d832cc59b0f28b3c527a79a0258f30df7066eb7cd9270fe07d7b

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
SignatureVTn1vQwi6f5j1qcRia4LJBi5Ag32tQSztOuHfHXiLcrvfYS06RU0x0XNKsjm5pJGKPENOY1zcsAbgvFgGPdiAQ==
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

2026-09-17T11:11:57.679501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044701
observed 81f1ad033bc9003daa1e42ddf0fd76b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.661789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044701/manifest.json
observed 832268348d03d832cc59b0f28b3c527a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.643719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044701/publication.md
observed 403cda4fa2ebbe08b70b20f9f5dbe26a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.624076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044701/publication.txt
observed ffca47109b1137e6c9daf58dac8e08ca...
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.