OpenTechnical

OT-2026-000012705

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000012705) never changes.

Identity and time

Publication numberOT-2026-000012705 · never reused
Internal UUID01a0ae6d-5562-75ad-99fc-905f002b4811 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012705
StatusPUBLIC

Content hashes

Canonical text6e2890ad82223ae55142af15446614cefe3987221437020ce4c991b5caf4c98f
Markdown4fa3a0af460d6c983b32a0fe2431187a36506c50ff2e01047524b9f1132b2e76
PDF
Publication page8c54ac95ec3e4c3816616b471caee453dc3e7096c640faec23b28973efe12731
Manifeste9d77963406a380c24098176a37aa78cb0d71c436db6ab215c58f75a4636b2bb

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
Signaturex9f03wxnSUZCc51EEgDvQTsi2517Oz/kMc0ob7kD+v46Zip7oiQe0ATWP9FFNQvADcrpfMqpCkhmDn/7I+7JAg==
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

2026-09-17T12:10:21.805450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012705
observed 8c54ac95ec3e4c3816616b471caee453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.786074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012705/manifest.json
observed e9d77963406a380c24098176a37aa78c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.764819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012705/publication.md
observed 4fa3a0af460d6c983b32a0fe2431187a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.746208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012705/publication.txt
observed 6e2890ad82223ae55142af15446614ce...
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.