OpenTechnical

OT-2026-000054504

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000054504) never changes.

Identity and time

Publication numberOT-2026-000054504 · never reused
Internal UUID01a0ae86-1283-74c8-b68d-26ae1e6bf7a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054504
StatusPUBLIC

Content hashes

Canonical text5e0bc0a6b96b127f900553bda9adb8c052aba516a9c37e75624a0ecbcce7e93b
Markdownf6dcac6186ae8ddb34029aa2737b467e1483884704922a38013e520f96d585d5
PDF
Publication page6c174abc4cad5121b8cba71a3272ed7e4577670e044fcfd16c2b40fe1e15fce0
Manifestefa620105dbf7728f24279b91129740bb7f62088b1102e9fb4ab6bdcfc3018e5

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
Signature8tzXM6PfrCPa8SvCKbrJPhBCEPVYr7g0lDUBigrKK0Kw/GktjAAM3zn3cQnMGS8PCPy2DZ3wqA5mIx1mCkeFCA==
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

2026-09-17T10:53:30.517658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054504
observed 6c174abc4cad5121b8cba71a3272ed7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.499270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054504/manifest.json
observed efa620105dbf7728f24279b91129740b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.480778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054504/publication.md
observed f6dcac6186ae8ddb34029aa2737b467e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.460705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054504/publication.txt
observed 5e0bc0a6b96b127f900553bda9adb8c0...
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.