OpenTechnical

OT-2026-000048089

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000048089) never changes.

Identity and time

Publication numberOT-2026-000048089 · never reused
Internal UUID01a0ae7f-c423-7381-999e-9111ca51c588 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048089
StatusPUBLIC

Content hashes

Canonical text2a1a5b788c982bcd59b097f99a74c2802a4a8a6363e8d06ccc92be2d84d738ad
Markdown36fff2bdd5fac6b15c45337a15578345ddf16a5bea51a5a5939fcca27b53212f
PDF
Publication pagee006890cfd8eed3c55d387e9dd70d7b2259782160f6c095904934dc16ac1babd
Manifestbf4d09b73f46be698a46e069b8142dfbf92d1856a63461a04488bfc153fb2674

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
SignatureCyotJcsQmYT85idUZv4yDNSSyoDBQZZY7Cmrf0RMWneFQhjBNdNswnpRkwTO3cdCHAXaKM4hq92RAAJlD6ZLAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:06:06.610671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048089
observed e006890cfd8eed3c55d387e9dd70d7b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.592550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048089/manifest.json
observed bf4d09b73f46be698a46e069b8142dfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.574481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048089/publication.md
observed 36fff2bdd5fac6b15c45337a15578345...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.555585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048089/publication.txt
observed 2a1a5b788c982bcd59b097f99a74c280...
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.