OpenTechnical

OT-2026-000097859

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000097859) never changes.

Identity and time

Publication numberOT-2026-000097859 · never reused
Internal UUID01a0aea1-92f6-727f-a862-d811ad9103d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097859
StatusPUBLIC

Content hashes

Canonical text42b3415e7ce69f275f63af3fc72e63b59bdee58d76bca9003141bd34ef02064f
Markdown74bc5d366ad7f05bfcd7ff21c663a1317ccda1f84b8a81b52634ec53f0b9284c
PDF
Publication page6e5e174da7ee0e4353afa11686226179c075616c2970e6e662c1ceaea719977d
Manifest4097ba41eda450e43eda59d57390500dbcbefe0c99246048c24279d38f47bf72

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
SignatureBKolTGu92ofRX2J7AzWF1rgjB8XLSy19jtpKwfgjwFpxrt0/dXV4OLJcfREdUwywPE7CZV6xFLb7I8PSatVrDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:58.183156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097859
observed 6e5e174da7ee0e4353afa11686226179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.165487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097859/manifest.json
observed 4097ba41eda450e43eda59d57390500d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.145736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097859/publication.md
observed 74bc5d366ad7f05bfcd7ff21c663a131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.119458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097859/publication.txt
observed 42b3415e7ce69f275f63af3fc72e63b5...
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.