OpenTechnical

OT-2026-000062205

Publication integrity record

Single cup vacuum gripper, pump fed, supply line pressure sensor, vented after 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-2026-000062205) never changes.

Identity and time

Publication numberOT-2026-000062205 · never reused
Internal UUID01a0ae8c-0abd-7af2-a223-d3b43fac06eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062205
StatusPUBLIC

Content hashes

Canonical texte1f445f7ec8e6e075ee6c9f92b63d88ec0e47f92bab428febf29a3896c6f096b
Markdown00d6874d7b7d706da6b0f6fee5d68ac3226edb7558bf71a2f4b682a7ebdeffc9
PDF
Publication page920067dd4eb45e59c2764b1368297ff27fae4341b80fd3927a62f5dd70dc065a
Manifesta12919b554186c3da79048b14adce2d5c28318c59fb71b2f02403756dee5db5d

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
Signaturebte5ROkjoiB6AfrDhSI5pFglSOtf5hTf8nPV4GGIKmgzKy77/7dGeFDKESm0/ecg/cshj+w1Dxhxpez8adBtAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:28.298908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062205
observed 920067dd4eb45e59c2764b1368297ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:28.281717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062205/manifest.json
observed a12919b554186c3da79048b14adce2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:28.264494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062205/publication.md
observed 00d6874d7b7d706da6b0f6fee5d68ac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:28.247766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062205/publication.txt
observed e1f445f7ec8e6e075ee6c9f92b63d88e...
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.