OpenTechnical

OT-2026-000008053

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000008053) never changes.

Identity and time

Publication numberOT-2026-000008053 · never reused
Internal UUID01a0ae6a-908b-7d75-b661-ca3a38ddda0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008053
StatusPUBLIC

Content hashes

Canonical text6b06cc2301ee899664b8f83f121fa1b06ca5220597ded05eda4f073a5deae948
Markdown52e326268dc6a5aeaef83c7c893e2051cd1f59ae37cac82dac9a225fc760456e
PDF
Publication page4d24c0af3c2564ea8b5b8619ba52b9218f0665459a71c7511b894db48028cb1c
Manifestef8cc5fba191005c0bd6da8231197ee08585ac3f8b68767a33d4b2eece3386fb

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
Signatureu7F28j9f8P2oOBCTrJ8wSfGrD7iG4H7bYQETEuBcsAoPpwLmppLlvrREzaVvlOvGJtlBV6TGBXu3TF4UZeeSBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:38.866999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008053
observed 4d24c0af3c2564ea8b5b8619ba52b921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.849429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008053/manifest.json
observed ef8cc5fba191005c0bd6da8231197ee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.827065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008053/publication.md
observed 52e326268dc6a5aeaef83c7c893e2051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.810343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008053/publication.txt
observed 6b06cc2301ee899664b8f83f121fa1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.782536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008053
observed 4d24c0af3c2564ea8b5b8619ba52b921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.762415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008053/manifest.json
observed ef8cc5fba191005c0bd6da8231197ee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.739002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008053/publication.md
observed 52e326268dc6a5aeaef83c7c893e2051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.716558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008053/publication.txt
observed 6b06cc2301ee899664b8f83f121fa1b0...
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.