OpenTechnical

OT-2026-000039532

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000039532) never changes.

Identity and time

Publication numberOT-2026-000039532 · never reused
Internal UUID01a0ae78-d8d3-782a-8fc6-d8ee9b3de13b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039532
StatusPUBLIC

Content hashes

Canonical text114ba0235e5b48a63b675eceb86cb79de01df880c59ca8d7f1b13b3973e31f05
Markdowne26ac05c168054a98420cda7ad469dc04224ac8b5a0e83295123776d2edb4568
PDF
Publication pagea501256bdadabd02082264f9f7b7c767a6877841b5e2e9fcbc589c5cce947e0a
Manifestb7e7ac80a186f9d012110989c7fd94fcacb9f85913c7402b7f0f6ee9df2e88d0

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
Signature33u3qltsxKQ96H3/AqQFqzOMHgr46nuWy0EzuBSjPeX2I+yOq4YoVrnWKhbZbRQuP+mUw+IkBni9gKsnOaLtBQ==
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

2026-09-17T11:19:40.658784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039532
observed a501256bdadabd02082264f9f7b7c767...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.640474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039532/manifest.json
observed b7e7ac80a186f9d012110989c7fd94fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.622995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039532/publication.md
observed e26ac05c168054a98420cda7ad469dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.605377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039532/publication.txt
observed 114ba0235e5b48a63b675eceb86cb79d...
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.