OpenTechnical

OT-2026-000074782

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented before 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-2026-000074782) never changes.

Identity and time

Publication numberOT-2026-000074782 · never reused
Internal UUID01a0ae93-ac2c-7c1c-a98e-a6562da2eace · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074782
StatusPUBLIC

Content hashes

Canonical text63e44afcd54b59aad6ca14770500983f2db97000e3e4d38829db201cc260f139
Markdown20a77460eeff899cafd50e9fa185d54a09763b4461fd61d271a1daba9f054f14
PDF
Publication pagefaf70fdb6fe72ef90917b1c41f0a67fae6cbb5e09a2c694482ced64b02a60f93
Manifestf52af11da8c5b1df3913354c3e76d1a253f7f44fa2284bed1d085035b3d46ea8

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
SignaturebHiMU8uHcKnEf+TJV3Xw6g9LaRHbDah50VojUR6sGomSDzk/7saLGQkUQU2hFRbB1sGoEs1kVq7VyzcghyKIBQ==
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

2026-09-17T10:18:28.805579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074782
observed faf70fdb6fe72ef90917b1c41f0a67fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.788668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074782/manifest.json
observed f52af11da8c5b1df3913354c3e76d1a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.772141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074782/publication.md
observed 20a77460eeff899cafd50e9fa185d54a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.754611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074782/publication.txt
observed 63e44afcd54b59aad6ca14770500983f...
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.