OpenTechnical

OT-2026-000073259

Publication integrity record

Two cup vacuum gripper, two 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-2026-000073259) never changes.

Identity and time

Publication numberOT-2026-000073259 · never reused
Internal UUID01a0ae92-efb7-7f24-8f5b-d3507aca93a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073259
StatusPUBLIC

Content hashes

Canonical textddec687be3b93ee7323d7618d4a39d3a783534e6c590d8aa1e8f4f39fd8e4670
Markdown43f89a9a800364edd6fd7215ee7c726f42e284e78af379024f8ced77725c1242
PDF
Publication pagef9c58e5baabf41ba1f66e057a899ef00acc4dbddefe4570c9022ea1134055086
Manifest65138b3e2626e6c4bbf9e77d17591be8a11e361375f14c3e51a1f53042590fbc

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
Signature/qJxgtaVDdNahXVgInXndonLHc6BS2rhoOZcdEP+muFvxhm1sEWAYE1D+Recqxlt+y1rs4mfn7pIShMUn1FUCg==
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

2026-09-17T10:21:15.501924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073259
observed f9c58e5baabf41ba1f66e057a899ef00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.484407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073259/manifest.json
observed 65138b3e2626e6c4bbf9e77d17591be8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.465489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073259/publication.md
observed 43f89a9a800364edd6fd7215ee7c726f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.446716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073259/publication.txt
observed ddec687be3b93ee7323d7618d4a39d3a...
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.