OpenTechnical

OT-2026-000047738

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000047738) never changes.

Identity and time

Publication numberOT-2026-000047738 · never reused
Internal UUID01a0ae7f-c41f-7202-afa6-2373e8d78352 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047738
StatusPUBLIC

Content hashes

Canonical text0459b3f529343f17cdbb348e65029eb9c621141bfe5d2b2ff65926d2a9ac0b6d
Markdown69deb558150faacff05f019208bb0acd57c33ef2ea5aabff410b81ed6763bb84
PDF
Publication pagec03c60c1be925060d73719a05942ee964839643d54ae442ba197e026959215ee
Manifest9bf8e49004e8c4d5794026c2f19ff34e9895c38e7a041c48e60da5b65138331f

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
Signature6WCWC+T0c4C8qoUpR1ua/kXeDGTFHQb4QThfGtslcZMQ/nKLX24/NDmTI22+V+H3mQPCseYRA6LZWMW51fotDA==
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

2026-09-17T11:05:36.797340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047738
observed c03c60c1be925060d73719a05942ee96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:36.778437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047738/manifest.json
observed 9bf8e49004e8c4d5794026c2f19ff34e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:36.760630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047738/publication.md
observed 69deb558150faacff05f019208bb0acd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:36.742943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047738/publication.txt
observed 0459b3f529343f17cdbb348e65029eb9...
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.