OpenTechnical

OT-2026-000059533

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000059533) never changes.

Identity and time

Publication numberOT-2026-000059533 · never reused
Internal UUID01a0ae89-ec23-7ddf-8cb1-ddaf416bb2ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059533
StatusPUBLIC

Content hashes

Canonical text04a9776ef235c8c705e8c9ad6abdceb0e5f4fa0f2b5253c253687e15278a3f9b
Markdownac2beaa9de5e49dba4b54e534b64757158cb778f61d3c63b70746d5656685c88
PDF
Publication page8dd3f032b372915cc9c246c38efbca5328f02792069ea26cb72675933ffa11f2
Manifestcc91cd451fa8b5602c85f5a54d724fddaf76cb2968196c12ad21007de51d24b0

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
SignaturemB4dGHd/gt1vWjevQt29bujaUsNXV2ZnNj+7M2v/svGZIe9P9DoaAa5tzo3GV6A9g50BcaoabC4zTgHEQhxkDw==
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

2026-09-17T10:44:09.302836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059533
observed 8dd3f032b372915cc9c246c38efbca53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.275596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059533/manifest.json
observed cc91cd451fa8b5602c85f5a54d724fdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.252935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059533/publication.md
observed ac2beaa9de5e49dba4b54e534b647571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.218395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059533/publication.txt
observed 04a9776ef235c8c705e8c9ad6abdceb0...
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.