OpenTechnical

OT-2026-000073661

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, 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-2026-000073661) never changes.

Identity and time

Publication numberOT-2026-000073661 · never reused
Internal UUID01a0ae93-2b8c-7568-97cc-b21e43fa1415 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073661
StatusPUBLIC

Content hashes

Canonical text0cc9a946b2b3368de9609ed2e17215675211238cd7faacef37a653e64b2a7179
Markdown055b6f13e2837652366528879e318648517de3c1ad32ae1b762633f3176278e7
PDF
Publication page97b08c59af1b18a62d7b39a40ef48836b1517c5955a4696ef5676f5d176d4735
Manifestdf73f243e8e7102838219efd493fcea2b0b1fbfca52e7b97a520ba575c7c6c95

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
SignatureRpuY8GIoiBE1e6Jfp4gSTPfGZtiaCMMdNY4LtTsJgVRNSwcWnqItKfEMYMWzsQfmJFnOVUCG+7pyTcdNvV7yBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:19:42.818528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073661
observed 97b08c59af1b18a62d7b39a40ef48836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:42.797319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073661/manifest.json
observed df73f243e8e7102838219efd493fcea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:42.776144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073661/publication.md
observed 055b6f13e2837652366528879e318648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:42.757431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073661/publication.txt
observed 0cc9a946b2b3368de9609ed2e1721567...
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.