OpenTechnical

OT-2026-000053716

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000053716) never changes.

Identity and time

Publication numberOT-2026-000053716 · never reused
Internal UUID01a0ae85-735c-723b-977b-d5ba467f8277 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053716
StatusPUBLIC

Content hashes

Canonical textceb03cb23d92838060ceb1cbb74a143406499afc3a894905c8c5094de775789a
Markdowna8c6a6959faf9d4c6706c839934a14d253cd61499b75700229257fe4f6e57840
PDF
Publication pagebab0f04e722f078833497357dde2abee0db8180680ab674a8612acc4ce08236c
Manifest035dcdb45f191fd9eb6e5022c885d13df1677f352352b32314db7d4e34ec9efa

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
SignatureWHwAd3mIUT241NJwNkFL30LOJqYmy4MWQDDgZrWTJ2gSZXQ9u/NhThI0CWv/aI+K/I6InoKyxhmgArOsueVcAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:16.264209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053716
observed bab0f04e722f078833497357dde2abee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:16.244609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053716/manifest.json
observed 035dcdb45f191fd9eb6e5022c885d13d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:16.223448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053716/publication.md
observed a8c6a6959faf9d4c6706c839934a14d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:16.072357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053716/publication.txt
observed ceb03cb23d92838060ceb1cbb74a1434...
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.