OpenTechnical

OT-2026-000055709

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000055709) never changes.

Identity and time

Publication numberOT-2026-000055709 · never reused
Internal UUID01a0ae87-09ca-7e46-a232-e877947d9200 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055709
StatusPUBLIC

Content hashes

Canonical texta425b61596f06fc6041dab90a6880764c2e4e03d88d281788b2776c0814bb09f
Markdownf664c3e76fa136dea3bc1c4b0e60ce347651d4bd353a4e89cf3c5c4044d99bc3
PDF
Publication pagec9ac73e3a654536bf2e7dd8b3095393da295d121894a1dbaa6d3525dabd117a1
Manifestfd0be8c45c04d0ef10ae07f4744a7856dc8e8201937a590a89492edc52767741

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
Signaturep3TsIBiMI/hKDyg+QXp4X3xqWQEJkbRfUnHWoi0NQGiE2jaD7Tos5/DxZIRPQYOu0Me961c5KPachAb048bcCA==
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

2026-09-17T10:51:02.362715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055709
observed c9ac73e3a654536bf2e7dd8b3095393d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.343953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055709/manifest.json
observed fd0be8c45c04d0ef10ae07f4744a7856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.323437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055709/publication.md
observed f664c3e76fa136dea3bc1c4b0e60ce34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.305115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055709/publication.txt
observed a425b61596f06fc6041dab90a6880764...
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.