OpenTechnical

OT-2026-000060533

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000060533) never changes.

Identity and time

Publication numberOT-2026-000060533 · never reused
Internal UUID01a0ae8a-b7cc-731d-b39c-8edafadd0dc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060533
StatusPUBLIC

Content hashes

Canonical texta545fb570038252bdbf2092f3920ddec3524030d71cf9e7751db7ce2488a878d
Markdownf9b6c7c27baca5a6fb012687c8b3c2c98ec856da3bcfed30a6d791c4f99c3554
PDF
Publication page42df4239ed5e811e6ca27ea13086b0f7c53bb4cc3147aaa5f65fddcf24cd54b9
Manifest10daa76ca81365d30466ca3a2c1a2d99ffbc85d95a10b9215ab27307cb8d0f64

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
Signaturec85LTMvdxUFHD1JKzu1rvIYmiTUbEHJ6it588nuHXXq5emxjUwYSnpKN9T+2lKgnqaj4seaSuPN1x0b9/I66Aw==
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...

Independent retrieval

2026-09-17T10:43:08.434019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060533
observed 42df4239ed5e811e6ca27ea13086b0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.415073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060533/manifest.json
observed 10daa76ca81365d30466ca3a2c1a2d99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.398132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060533/publication.md
observed f9b6c7c27baca5a6fb012687c8b3c2c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.380993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060533/publication.txt
observed a545fb570038252bdbf2092f3920ddec...
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.