OpenTechnical

OT-2026-000022588

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000022588) never changes.

Identity and time

Publication numberOT-2026-000022588 · never reused
Internal UUID01a0ae6f-f4ff-730f-b87b-f750a698c94e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022588
StatusPUBLIC

Content hashes

Canonical text18333b88f1a127283c9ba2480512fb481583264a939ff7a7ad02fc835a3ba91f
Markdownb2a31fbea891d664e13189d13928c8d7543f000e706e2b51ab6a15d6026c079e
PDF
Publication page64516b7bbe760b6b0d07679107cc917a8c6638519a65e344177a939287bd9def
Manifest0ee1f9c7c5ffe740a7c07e4ab5d5bc5d5357ffaaec07eb13b444c73242bbb4ab

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
Signature8lvpdy4kgRDyF9SfILozRz3/RPzziVtzPChh+W5XcQfztzFKCnIXBlselTyeuWIeqiekHIYFEoNTcCxxYhxICw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:54:01.917371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022588
observed 64516b7bbe760b6b0d07679107cc917a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:01.901285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022588/manifest.json
observed 0ee1f9c7c5ffe740a7c07e4ab5d5bc5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:01.884205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022588/publication.md
observed b2a31fbea891d664e13189d13928c8d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:01.865377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022588/publication.txt
observed 18333b88f1a127283c9ba2480512fb48...
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.