OpenTechnical

OT-2026-000052743

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000052743) never changes.

Identity and time

Publication numberOT-2026-000052743 · never reused
Internal UUID01a0ae84-a42d-787f-bb41-790e319ca5ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052743
StatusPUBLIC

Content hashes

Canonical text5c9f42bb34ff4286c637ec9aed757c1c529133dee58cc634169e330a6f5ec591
Markdown67330fc8abef3aebf4c5be6852bf126b32d5fc514eb68677e9a00816f5b82f8e
PDF
Publication page2682ab2dcd301b2608e3916709eefb267052707d20f1cbe6143d93d9514b333a
Manifestc251bf59786105985c98dd3da0323400428aa245da82c98eca89b2de7ceee397

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
SignatureuLmn106eWc6AC6u35KvZhlFV4F4R7QVYfw7ruglQIFJG8NgsPPE9wlahlxdoWKwV40dPejKeCYbAR8wPpoPLCw==
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

2026-09-17T10:55:44.506905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052743
observed 2682ab2dcd301b2608e3916709eefb26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.489882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052743/manifest.json
observed c251bf59786105985c98dd3da0323400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.471815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052743/publication.md
observed 67330fc8abef3aebf4c5be6852bf126b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.452696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052743/publication.txt
observed 5c9f42bb34ff4286c637ec9aed757c1c...
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.