OpenTechnical

OT-2026-000074828

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000074828) never changes.

Identity and time

Publication numberOT-2026-000074828 · never reused
Internal UUID01a0ae93-ac2c-70fe-a48d-56abdd409836 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074828
StatusPUBLIC

Content hashes

Canonical text8dafb99697f5f8414f975661be4be26cfd60bb30c0aa42a715cc7ed2a268fd7a
Markdownf4319d09aa858c6223b2e97804214ef1375bcdfbf6bb0a36706f87c43234e678
PDF
Publication pageeaec7b99d0623a7dd76a3e7908ff1cb9e6fbfdbd499fb5062b8b9cef54428567
Manifest0b5f26d1fe55b466da03658c2a5f17c0ad4b6d2bdc9e1c3aec1499f9db0834be

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
Signature++gpOEoPtBpz01iaMvnf8PRVMlRSIOuWfPqC/VxI15785NfBq8ZYL2r3l0Ly43y1x0Oaux4pjgYNMMKlEwO1Aw==
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

2026-09-17T10:18:32.310973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074828
observed eaec7b99d0623a7dd76a3e7908ff1cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:32.294102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074828/manifest.json
observed 0b5f26d1fe55b466da03658c2a5f17c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:32.277907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074828/publication.md
observed f4319d09aa858c6223b2e97804214ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:32.260491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074828/publication.txt
observed 8dafb99697f5f8414f975661be4be26c...
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.