OpenTechnical

OT-2026-000055361

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000055361) never changes.

Identity and time

Publication numberOT-2026-000055361 · never reused
Internal UUID01a0ae86-a101-737f-87de-9bc22195a14b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055361
StatusPUBLIC

Content hashes

Canonical text3b5db28406567a72127a8144675572098d8382ddd91824f2d203431c6d8f4f6a
Markdowne7b7182a097cf911bed342d885b8d24adc763044e5b6d6d3699ec065f3a14cf4
PDF
Publication page38ccab230ad043843fe50134fe4fb618216d91a637a398c9ed7b4d11d7b9c104
Manifest0371b1da60de30250049a9d766586a3f90039184b2378dabe964b1ef46abd0fd

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
SignatureFFDCVDpLR2xQF4DIzaRiTBpocBk1RQRulQjyy8dxbbPaED8YGjFRrwt6StxFn4Yjba2Z9a3F7svR+TAuHsOpDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:59.388611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055361
observed 38ccab230ad043843fe50134fe4fb618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.370810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055361/manifest.json
observed 0371b1da60de30250049a9d766586a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.353628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055361/publication.md
observed e7b7182a097cf911bed342d885b8d24a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.336926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055361/publication.txt
observed 3b5db28406567a72127a814467557209...
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.