OpenTechnical

OT-2026-000047348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000047348) never changes.

Identity and time

Publication numberOT-2026-000047348 · never reused
Internal UUID01a0ae7f-3e57-7e3f-8cd4-7061aaf9a497 · 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-2026-000047348
StatusPUBLIC

Content hashes

Canonical text6aefa78fd88f175578847667b73bcd2808e05f6b6da91d27afb9c5ca6c927bd5
Markdownb738ae0960655fedf59a3c48674c07b884896e4256eb4436085ed99909a378e2
PDF
Publication pageb16a4f759fdc0824e99f1646013c826dd6a3899f43255f74fc9f95b674b7165d
Manifestda482308484afd9ffe407aa4e1a450dd3537ce851c26b93dc2a39b8dbea39519

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
Signature7tSoNQcW5PEnkmhSHIL7gQaJDehKLSBcdh5raRfCzKJyG+OtsptutGgqd/LOAx+anyhiJvFaNc9UFEiFX1zDDA==
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

2026-09-17T11:06:20.542747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047348
observed b16a4f759fdc0824e99f1646013c826d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.523421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047348/manifest.json
observed da482308484afd9ffe407aa4e1a450dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.505413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047348/publication.md
observed b738ae0960655fedf59a3c48674c07b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.482651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047348/publication.txt
observed 6aefa78fd88f175578847667b73bcd28...
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.