OpenTechnical

OT-2026-000076390

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-2026-000076390) never changes.

Identity and time

Publication numberOT-2026-000076390 · never reused
Internal UUID01a0ae94-6a70-7bcb-9646-5352192a196d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076390
StatusPUBLIC

Content hashes

Canonical text4470d4bba91617bddc6dab93b843a51cc6b2d114199f507928c774d1df80b94d
Markdown5738c33fe0f13cca940198814ef2b19f6419e9a7aaf97f51cbaebb46a694eab7
PDF
Publication page6ff731095119fc58f962a346339ed279bf8b7d77f8f97ddaef1c8aa0d8a759d0
Manifestee381c432f85a06b5bd046a4b6c694ace550924fbcc398562bf4e239901cdc34

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
SignaturebKAjJZ4KbOwwsHmp/tA8y+/Zw3lMKoRVZ1xMUPeTW84jUgMovoxZ6cJvCpZZRhZCiYw3G2j1OrVG6CdQWOSpBA==
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

2026-09-17T10:12:17.291479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076390
observed 6ff731095119fc58f962a346339ed279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:17.272224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076390/manifest.json
observed ee381c432f85a06b5bd046a4b6c694ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:17.252658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076390/publication.md
observed 5738c33fe0f13cca940198814ef2b19f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:17.229773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076390/publication.txt
observed 4470d4bba91617bddc6dab93b843a51c...
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.