OpenTechnical

OT-2026-000073529

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000073529) never changes.

Identity and time

Publication numberOT-2026-000073529 · never reused
Internal UUID01a0ae92-efb9-7326-b3f4-f48d9c0fc0d6 · 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-2026-000073529
StatusPUBLIC

Content hashes

Canonical text83ca61a45bb2dd1cc5d5e6783c431e1c67eb09389419eee197a0dfbf2d2cd36a
Markdown1e23dbea7aa34e425574bd9de68874ce474678072eab7b1bb106f7f6cc843111
PDF
Publication page44040b973516f05e81a7f0d2656d43f75aff627dddee5e23b06b04fdd7179527
Manifest6be46e3319005e23341a8d7e402277d712c8370479ebbe50d64b52ac96fd1481

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
SignatureHh+QW2nnVuM+mphWiM2JcoEfqBIjUrTJxa7dUpOWiAaWIFF2Uu3lEZvF/XY6p9rWzBU8Eg35nQG7rpsIENmbDA==
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

2026-09-17T10:21:42.010568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073529
observed 44040b973516f05e81a7f0d2656d43f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:41.993367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073529/manifest.json
observed 6be46e3319005e23341a8d7e402277d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:41.975213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073529/publication.md
observed 1e23dbea7aa34e425574bd9de68874ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:41.957823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073529/publication.txt
observed 83ca61a45bb2dd1cc5d5e6783c431e1c...
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.