OpenTechnical

OT-2026-000079283

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000079283) never changes.

Identity and time

Publication numberOT-2026-000079283 · never reused
Internal UUID01a0ae96-0b90-74b0-8d63-332f57c92601 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079283
StatusPUBLIC

Content hashes

Canonical text80f4be51be509c6fc2268ba4cfb673f597eddc4c0d10dcdf9d2da3c6ef95685a
Markdown553b117858febd1b4fc461fb7616858d49feacd5bd364247c63753975539ad41
PDF
Publication page5f6b1d54e6c0ed57b5f4b0432ae2d756c2e65fcc15819cf3199df569909e1eb0
Manifeste598d7e74a2cc33de5b73b268989a5ed6205b0e06868f43f40825e302a3aeeb5

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
SignatureQatNPDsGi09+a06FQbj/S02WSOfHatqb/5lcITVUkB0uqjHnh9wviNfe/mt0eJF9rfDfgz0ZJ8AuudbccnzUAg==
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

2026-09-17T10:04:53.390061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079283
observed 5f6b1d54e6c0ed57b5f4b0432ae2d756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.372207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079283/manifest.json
observed e598d7e74a2cc33de5b73b268989a5ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.354482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079283/publication.md
observed 553b117858febd1b4fc461fb7616858d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.334889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079283/publication.txt
observed 80f4be51be509c6fc2268ba4cfb673f5...
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.