OpenTechnical

OT-2026-000047464

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047464) never changes.

Identity and time

Publication numberOT-2026-000047464 · never reused
Internal UUID01a0ae7f-3e58-7e92-915c-dfcf97124e82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047464
StatusPUBLIC

Content hashes

Canonical textf35a5150d11669bdd785624d7d5b4add9b9e949b3f2d0d1369a087d7a1780a96
Markdownb7caeb26348a0b61063a3ca239665c1a2d9dcae4af44e0cfb9a16ac505533f5d
PDF
Publication pagebeec3b34a18cf1a99f29833c715154469481481aec3a0e52b0496b5b116a507e
Manifestf0aca04fc4363ed572b577b24da18e4ef18dbe429fb55303c1e00511366e1dce

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
Signature06iWbUdKyipHVLNytl9jy/vJUqN5/VE4NNPqTdyU2F7m+1Y2VUUVpyHKa5lgpRUM15T2KnaakIEKNKtDT7+bBw==
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

2026-09-17T11:06:29.858872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047464
observed beec3b34a18cf1a99f29833c71515446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.842052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047464/manifest.json
observed f0aca04fc4363ed572b577b24da18e4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.824589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047464/publication.md
observed b7caeb26348a0b61063a3ca239665c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.804315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047464/publication.txt
observed f35a5150d11669bdd785624d7d5b4add...
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.