OpenTechnical

OT-2026-000072605

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000072605) never changes.

Identity and time

Publication numberOT-2026-000072605 · never reused
Internal UUID01a0ae92-89d9-7320-9885-0f9ad6bb1ed8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072605
StatusPUBLIC

Content hashes

Canonical text2455830712a59bfb03f6845d322cbee813e2b141372e241da62358b40af18e2f
Markdownd6aa4c9e2a1cfdfacda06dd54ad434f683865a5422995c64d50279c51b0f112f
PDF
Publication page8cbaffd76331027882fc981b3ce17fe6dc3cd210debdc22881a641348ccec5ee
Manifest176d3c5e3e4b9b0c18ca93e4731ba817cf22ed05829b6be6adb9d99a43fae1d0

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
Signature3GPSTl7yfPgEcnwF1JDBwzU2Jww0vhMtDVgB3EZ+uSzYexg0Z8841M8sKBzme0FdI80ts5P0qarPgL5eJCHkDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:27.158628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072605
observed 8cbaffd76331027882fc981b3ce17fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:27.139918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072605/manifest.json
observed 176d3c5e3e4b9b0c18ca93e4731ba817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:27.121993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072605/publication.md
observed d6aa4c9e2a1cfdfacda06dd54ad434f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:27.103172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072605/publication.txt
observed 2455830712a59bfb03f6845d322cbee8...
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.