OpenTechnical

OT-2026-000098945

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000098945) never changes.

Identity and time

Publication numberOT-2026-000098945 · never reused
Internal UUID01a0aea2-8286-77da-b4c6-82934bd6155f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098945
StatusPUBLIC

Content hashes

Canonical texta90921ea0a4078831d47b6332730450fafb64973c625e679310b3caa2fde3d4d
Markdown320a7bea3865dd696c2dd1da9700a5df6119469f7636eb987273f951c0a95d00
PDF
Publication pageab2100b07a0ff1beee99a1a72d97ed247a6654a97ec4cf5c30c46c1506bea8a6
Manifest6fc64ef19d5fce8f70edf270c71f4850d2d1129af0b0e1c24cd81e7ecde31eb0

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
SignatureDYILwk2E7nUHe+fvcf3VUAm+XYQh/CeA4RBzmrPwwXMPZkrTcek08rAgXnnDYIAh/1mxprmzBpEkNhQjogR7Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:00.929839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098945
observed ab2100b07a0ff1beee99a1a72d97ed24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:00.914113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098945/manifest.json
observed 6fc64ef19d5fce8f70edf270c71f4850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:00.897035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098945/publication.md
observed 320a7bea3865dd696c2dd1da9700a5df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:00.880697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098945/publication.txt
observed a90921ea0a4078831d47b6332730450f...
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.