OpenTechnical

OT-2026-000058932

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000058932) never changes.

Identity and time

Publication numberOT-2026-000058932 · never reused
Internal UUID01a0ae89-479f-7496-bd6f-1d1b098d435f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058932
StatusPUBLIC

Content hashes

Canonical textb9968b5ca9c44bd65c706004366d04e4c9bdfd87876e73f36ce435b180686766
Markdown3fb04d40348eba1c98e832b0c9dcaf27ff5c090946e742e349ec6dcd5f13f762
PDF
Publication pagee834a6104b61eb153fa2c8f8491afd418c403844ea38c67cb6e718f92d1773b6
Manifest8823492f19c5a22d0c345ced0aae915052e536bdd122ca0c0a55b7598b5a32a1

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
SignaturelkrzAxTtfUx5RfYMVKRsJBSmArIfBW1YjNk4y24A60yYfarFjT3KiIDOkyWAEUEiQ2uUg66gpeGmEOW523QECw==
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

2026-09-17T10:46:30.264887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058932
observed e834a6104b61eb153fa2c8f8491afd41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.244877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058932/manifest.json
observed 8823492f19c5a22d0c345ced0aae9150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.226096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058932/publication.md
observed 3fb04d40348eba1c98e832b0c9dcaf27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.209493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058932/publication.txt
observed b9968b5ca9c44bd65c706004366d04e4...
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.