OpenTechnical

OT-2026-000099499

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum 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-2026-000099499) never changes.

Identity and time

Publication numberOT-2026-000099499 · never reused
Internal UUID01a0aea2-c974-77bd-a493-b839f98ba25e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099499
StatusPUBLIC

Content hashes

Canonical text14d3656ecd6598a07f7b7e42b0e6736548966682897727e780469599e527c9e1
Markdown579b21cc6479e9bcfecadf3dd33a08f8c47df5947f7263b2143907bbd4e56209
PDF
Publication pagebe0e4ff0ec6bc54cf82191962d6fb1665677e263f523bd74ef0b5290bc2d1a09
Manifest8e4ddd5472d4e8e0e8f29a8df0b04d8453f7c0dbde47b558e829211ac77a165e

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
SignatureXWONR6R0sItEMtLQ7I0B1xrLDo6ObvlWN0BCeaLIqpr2KzGU4axvWAjiBN8lXEmAtJiU00ne6ZW3MZDva01cDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:23.667790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099499
observed be0e4ff0ec6bc54cf82191962d6fb166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.651258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099499/manifest.json
observed 8e4ddd5472d4e8e0e8f29a8df0b04d84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.633575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099499/publication.md
observed 579b21cc6479e9bcfecadf3dd33a08f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.615369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099499/publication.txt
observed 14d3656ecd6598a07f7b7e42b0e67365...
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.