OpenTechnical

OT-2026-000066377

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000066377) never changes.

Identity and time

Publication numberOT-2026-000066377 · never reused
Internal UUID01a0ae8e-ce40-7ea5-9c87-5567f13abbb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066377
StatusPUBLIC

Content hashes

Canonical textf40d2e31edc117e54c922d439d974dd5deebf72bbd741b5395003a86637b68ef
Markdown469abde6dd213c6323a158da60fdbcebe82ba81379364a9dc6b96c58f587a6e9
PDF
Publication pagebcd2152d2a0b818da05a7d8c75ef276e76f4cdfdb5717944bd97ffbd433d16b0
Manifest106cd8603c9c4fd684511cfc5144490af500b05f591cd91972344fb9cb000769

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
SignatureJ/z6I830eaeQcHJfiUlsaTWaRabEPoFa2nIO/RRPFHA8og78w+7Hpi5Sydk/sQcnmBlZKIrJYnIRUSKnS7cDDg==
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

2026-09-17T10:32:30.827593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066377
observed bcd2152d2a0b818da05a7d8c75ef276e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.811869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066377/manifest.json
observed 106cd8603c9c4fd684511cfc5144490a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.794168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066377/publication.md
observed 469abde6dd213c6323a158da60fdbceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.776329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066377/publication.txt
observed f40d2e31edc117e54c922d439d974dd5...
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.