OpenTechnical

OT-2026-000023752

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000023752) never changes.

Identity and time

Publication numberOT-2026-000023752 · never reused
Internal UUID01a0ae70-aed5-7925-bc29-65d5fbb1cb52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023752
StatusPUBLIC

Content hashes

Canonical text044f56a39465a8b9c54b8c4e8d8a1fbaca64463415425d18a463f4fac54e32f0
Markdownd937fdd406ee24f18a3da313c48e1e4faa6e2146da44cfb6239e0249273838df
PDF
Publication pagedac3b215470c00062963e2860e777d252f5f51c7838972ad9044b8ca78974473
Manifestc0cfffac7496399ad1c1e64b240a079cceccd7045e588a433b61f801e21231db

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
SignatureelEk1dTrIufGgU+q/UgDQRpqrmns5T1FqUS2mepnN8pHoifK2LVESpHviFshcI8qYQcS/EE8sDT0fMOCE+B5AQ==
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

2026-09-17T11:50:06.249564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023752
observed dac3b215470c00062963e2860e777d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.224881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023752/manifest.json
observed c0cfffac7496399ad1c1e64b240a079c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.202425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023752/publication.md
observed d937fdd406ee24f18a3da313c48e1e4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.182094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023752/publication.txt
observed 044f56a39465a8b9c54b8c4e8d8a1fba...
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.