OpenTechnical

OT-2026-000073060

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000073060) never changes.

Identity and time

Publication numberOT-2026-000073060 · never reused
Internal UUID01a0ae92-c816-75fb-a423-289907f7885a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073060
StatusPUBLIC

Content hashes

Canonical textb0a8f81bb59172decb8995bfbb24268c128cd859ef4bf08e69867e33884b63c4
Markdown7bae792c6ea03955a464a02a42b9d0977e068fbb85260ed4242ec9dd96dce8a8
PDF
Publication page1589204a588d60da29c4506efd9a737bcb75476ca9cf492b370fa149ba473daa
Manifest6f28710f0f051dd565f0daa6a1ee6e3902887572a199b7a428b1e290da48da0a

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
SignatureZ85thPvVG1M8QVygLnkm6E+skYlUQaxTSpRD8rwTzGqjgwPkUnG46rQTCY5gGGm4H7+zgM1MIVSdmlcoOHxjDA==
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

2026-09-17T10:22:00.423089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073060
observed 1589204a588d60da29c4506efd9a737b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:00.406007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073060/manifest.json
observed 6f28710f0f051dd565f0daa6a1ee6e39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:00.386925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073060/publication.md
observed 7bae792c6ea03955a464a02a42b9d097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:00.370030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073060/publication.txt
observed b0a8f81bb59172decb8995bfbb24268c...
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.