OpenTechnical

OT-2026-000011040

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, vented before set-down

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-2026-000011040) never changes.

Identity and time

Publication numberOT-2026-000011040 · never reused
Internal UUID01a0ae6c-540e-78a8-8411-aec922a27332 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011040
StatusPUBLIC

Content hashes

Canonical text5e6c69503d14633f2ce739acd8f76d5f9a9c34e9a2cd25f530bbcc156773de20
Markdown08abb1ce9dc0cf9d56627568701dbc7d19fa2a92fd05a1d2dcc6a56344abaa83
PDF
Publication page84fe366205155d4bf6d279e97a0a76efe626c420967e63f71539a1fd1a92402a
Manifest7bcaad74a3a98a6a06dd0b43a63fbb6fff6b037136d1b48c058c2c6e5a929b8c

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
SignatureKOls+8SivGt6uhaY3Paoy2NZnx3Our6zgaXFAq4flXqdphLmu/zO2j8lwWesukbj3vAbQmVzOFZMalqMBTaTDA==
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

2026-09-17T12:13:52.202617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011040
observed 84fe366205155d4bf6d279e97a0a76ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.182236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011040/manifest.json
observed 7bcaad74a3a98a6a06dd0b43a63fbb6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.164492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011040/publication.md
observed 08abb1ce9dc0cf9d56627568701dbc7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.144788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011040/publication.txt
observed 5e6c69503d14633f2ce739acd8f76d5f...
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.