OpenTechnical

OT-2026-000036678

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000036678) never changes.

Identity and time

Publication numberOT-2026-000036678 · never reused
Internal UUID01a0ae77-46e8-7d3d-ab06-826b41a3d3bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036678
StatusPUBLIC

Content hashes

Canonical text5f766e3380269bd1e43ae18fde3e86719275488104cb208515888c443441d535
Markdown4e5cf07fba9c6a6284ea7e6934c2aa964c9baeaa62f16ef020cfe1291c8b91f5
PDF
Publication page7977576088d5fd88fc3f38982b2447dde27ca8badb94391ac3892a68ce0a9fee
Manifestd622ec7cee2ae0a7b31c6a1e10bbac2c6ff30288713181e058f7bc6d8ce8bd6c

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
Signature8+x8YvtX7uaujbOiz8Gorl76sxtebmUjJwFGs/wEGD6x+rlmiVaTN1fpgrUfDw0brEMXcsPzSY+/vg0HJME6Bg==
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

2026-09-17T11:26:02.012389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036678
observed 7977576088d5fd88fc3f38982b2447dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.995839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036678/manifest.json
observed d622ec7cee2ae0a7b31c6a1e10bbac2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.979458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036678/publication.md
observed 4e5cf07fba9c6a6284ea7e6934c2aa96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.963200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036678/publication.txt
observed 5f766e3380269bd1e43ae18fde3e8671...
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.