OpenTechnical

OT-2026-000054129

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000054129) never changes.

Identity and time

Publication numberOT-2026-000054129 · never reused
Internal UUID01a0ae85-b3a8-7ec7-9a79-18e90b9a8611 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054129
StatusPUBLIC

Content hashes

Canonical texte8b5325ce3ab956e64901af57fa0712b0f5f1836ec658d7f6ceaa40560d2e809
Markdown073ad88451ead15e4d62b5783031165f0d7214f28699eba365c3875ec3876933
PDF
Publication page83fe55f64059bd8a9ada963921ef73a2e3226c7a5d9e2754dab9a14c0486d9c8
Manifest2d630534a5affa56f57818d1f230028bbc8064d8d8396781f2dadaca71259f99

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
SignatureUXkNgRD3NPqxSdT16AcZD2K5ngWvQRCOvh4dMZea9QpWiz6gRo1U6NvfkNOlVl9fWBKMj4pnCnSRyfZ2MdOfAw==
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

2026-09-17T10:54:32.495684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054129
observed 83fe55f64059bd8a9ada963921ef73a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:32.478280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054129/manifest.json
observed 2d630534a5affa56f57818d1f230028b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:32.461629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054129/publication.md
observed 073ad88451ead15e4d62b5783031165f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:32.443895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054129/publication.txt
observed e8b5325ce3ab956e64901af57fa0712b...
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.