OpenTechnical

OT-2026-000103340

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000103340) never changes.

Identity and time

Publication numberOT-2026-000103340 · never reused
Internal UUID01a0aea4-be3f-7f79-9f0b-c92e553e7c1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103340
StatusPUBLIC

Content hashes

Canonical text89a005fab325d4ced38f7adc95d00e409230035d3725606553df6612e7d2852a
Markdownef6c13a07e37420942c9193788ff8a917f26957db7e67d764caef8a52225f4d8
PDF
Publication page80333dac0c1da08c9e7bd01cae764e7497802b1d1345f5ed8ffa383413d3461b
Manifest59201ae8284cca8df3b02028a6716961b57a200e018a382c53bcb1fe29c32f68

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
SignatureF3zwcQ33NttRrZy8V+A0CGVZdzeUdAajCcDAif5zwmMxrien/36C0GjkH8HY9SuRuAp9tLxBt4UEtJDz0LRaDg==
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

2026-09-17T09:23:35.927204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103340
observed 80333dac0c1da08c9e7bd01cae764e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.909180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103340/manifest.json
observed 59201ae8284cca8df3b02028a6716961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.889315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103340/publication.md
observed ef6c13a07e37420942c9193788ff8a91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.870889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103340/publication.txt
observed 89a005fab325d4ced38f7adc95d00e40...
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.