OpenTechnical

OT-2026-000059095

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000059095) never changes.

Identity and time

Publication numberOT-2026-000059095 · never reused
Internal UUID01a0ae89-8611-7f2e-9837-99a133b03149 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059095
StatusPUBLIC

Content hashes

Canonical text2b50beda7a5e8e072b6e8a6c35d123b48c55fd8479edbc7b4066619c66a2b264
Markdown8bacdb22b6dde510ca6563d4146c7b513860c0e0862999850c59f2eb57e99c4f
PDF
Publication pagec6415961137f43122b999e1fac107f18b40017b5c9126c1d4851e94b4ef0018b
Manifest969897c327493a72235d292baa9edf0f797201250863f4ec9115d7e505da44dd

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
SignatureaIw7ZhSY4CbGf4MroOQ/AP8/PXOKvCiAuGwdqlkIKp0CsdmKPAu+Rgb2jc+K4iutA2b19MytF80dF+2rrfcpAw==
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

2026-09-17T10:44:55.847343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059095
observed c6415961137f43122b999e1fac107f18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.828577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059095/manifest.json
observed 969897c327493a72235d292baa9edf0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.811416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059095/publication.md
observed 8bacdb22b6dde510ca6563d4146c7b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.794612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059095/publication.txt
observed 2b50beda7a5e8e072b6e8a6c35d123b4...
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.