OpenTechnical

OT-2026-000079162

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented after set-down

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-2026-000079162) never changes.

Identity and time

Publication numberOT-2026-000079162 · never reused
Internal UUID01a0ae95-ccbf-7d63-a39e-4d5c81b21c27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079162
StatusPUBLIC

Content hashes

Canonical text4b86fafcc0a3164c8439b7c34be6c16e17f109e04c201411adfa59a44536321e
Markdown2d8215ce49aa43e08932b4e06192960b5ab1864dfcc1d333f47ae043cf8e8ae8
PDF
Publication page130b382aef694e7b44d84c5575efc0a5de4e83611da78d6af3d2b8f2bdc9b36f
Manifest7f51a6939b4f8117ad75696b129c0e129bb7e57ce912e54fa68b486238f65117

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
Signatureng4aE6qIguKAPBJuxtJkWwG0+HpFpPFAHnq6CLSwdUU6OzTMAiG/hgYYPes5LP/x1rw3AX2uHkm5VzyRrRYXAw==
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

2026-09-17T10:06:00.785376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079162
observed 130b382aef694e7b44d84c5575efc0a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.763155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079162/manifest.json
observed 7f51a6939b4f8117ad75696b129c0e12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.742355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079162/publication.md
observed 2d8215ce49aa43e08932b4e06192960b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.719023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079162/publication.txt
observed 4b86fafcc0a3164c8439b7c34be6c16e...
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.