OpenTechnical

OT-2026-000045248

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, pulsed 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-2026-000045248) never changes.

Identity and time

Publication numberOT-2026-000045248 · never reused
Internal UUID01a0ae7c-f76a-7c4a-8ea6-f841f148f1f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045248
StatusPUBLIC

Content hashes

Canonical text8eb149856fb21dce19f975e3620a2fe4279497410798a47c447d924966efe0ea
Markdown3ec3a005c5131d36b40f8fe99264cdf6fdc30cd0494d1fb7315879dbf70c4858
PDF
Publication page390e2637270fec5a3a08519a1c73326f79458b22aa7e6acd8cfa16a65c02dfc9
Manifestb7683765514e461168831f6506aabd27deefe6ec2f78a6bfd7dab9cb5a1f2870

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
Signaturem7HyRSe4hPIAAdBj9DW5IJaf1dmxOdQJPvDymnVGF5UbgF/VYS7zgcYO+g2gDIPCi16z54UQa4iUekHwPw0WBA==
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

2026-09-17T11:10:27.078062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045248
observed 390e2637270fec5a3a08519a1c73326f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.061161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045248/manifest.json
observed b7683765514e461168831f6506aabd27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.041997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045248/publication.md
observed 3ec3a005c5131d36b40f8fe99264cdf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.023320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045248/publication.txt
observed 8eb149856fb21dce19f975e3620a2fe4...
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.