OpenTechnical

OT-2026-000003615

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, three stage ejector, pressure verified at each zone

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-2026-000003615) never changes.

Identity and time

Publication numberOT-2026-000003615 · never reused
Internal UUID01a0a90a-8a60-7766-b38d-d8ed0d8567e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:15.428564Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003615
StatusPUBLIC

Content hashes

Canonical text61412988f0f650c737e868d9b3cc89559021b77292a75a6b99c57f77146597cf
Markdown557979771030e96de5ccbdf56319d4fba5c359847daca4348a1402ca6717eb38
PDF
Publication page0354151b108db3b9786c9517e915c1e497b9605f64b7aa8be06b4f36fa508f02
Manifest2069d37b00213c5cb587d77183e3ee636546770abe2cd0e8f873d9e00086b48e

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
Signature5YZWWlq6TpoVyOB1xhlyw2YgVxc2yNxoMHJE6kvz8k+dcwnMkmcah410VeoIoAKYUJugE8jXO55VNxmG3r6uDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:30:37.946632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003615
observed 0354151b108db3b9786c9517e915c1e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:37.933528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003615/manifest.json
observed 2069d37b00213c5cb587d77183e3ee63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:37.918429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003615/publication.md
observed 557979771030e96de5ccbdf56319d4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:37.903201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003615/publication.txt
observed 61412988f0f650c737e868d9b3cc8955...
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.