OpenTechnical

OT-2026-000073786

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000073786) never changes.

Identity and time

Publication numberOT-2026-000073786 · never reused
Internal UUID01a0ae93-2b8d-74de-a92e-779266356160 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073786
StatusPUBLIC

Content hashes

Canonical text1e6115d3c1a2e3c6c14f7de985bbc1c9b1ed900413ddddd48ff5801af85a194b
Markdownc3bb48a81efadb66db15d75c63592d15cf037f622c7d6bb2c134e41736d80770
PDF
Publication pagef9bdbcca995e7bb217ea69c2f0c2a83cedacb370ea3c1d1a1f220b45c3bf7ba5
Manifest7ffff827e6e98bc73a5d5b9574c3ee269cfcf3d78bfdb07fe4db70dc4fa1a7f5

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
Signature0aK0f37nZ0JOyw9ZrZSr0OPrecyuapA6D7IGMm6L25MJLv1mlMp9jfL//IC+JdOoakNBcZg7FJhfi7qmvsAZCw==
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

2026-09-17T10:19:53.681739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073786
observed f9bdbcca995e7bb217ea69c2f0c2a83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.663664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073786/manifest.json
observed 7ffff827e6e98bc73a5d5b9574c3ee26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.644675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073786/publication.md
observed c3bb48a81efadb66db15d75c63592d15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.625829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073786/publication.txt
observed 1e6115d3c1a2e3c6c14f7de985bbc1c9...
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.