OpenTechnical

OT-2026-000073611

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000073611) never changes.

Identity and time

Publication numberOT-2026-000073611 · never reused
Internal UUID01a0ae93-2b8c-73fb-813c-a64c51e5260e · 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-2026-000073611
StatusPUBLIC

Content hashes

Canonical texte91a8b10c61a8cb37c3ec93bfb44971f5244946f8708b3659933c75455605fec
Markdown0aee152fdcf910678b141bc1abca48c7f12ad6c10c425beab0cce3f917e10956
PDF
Publication page37ce10444e0383127d68716f0e1e9a115cdaa0a1b2cc57a7f0b45e48eecb53d2
Manifest179c8daa4906102f89806e150752b3846ab169cfda0ab063b468165b36dbd8ee

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
Signatureak5pTOO0rgapz+hLOXPEvoeqh6tHF9BfTnEmb/YctB1aI30ROfH3aUu6UoQK5Rs2aqaAY9lKAzauQcdtsHqhCA==
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

2026-09-17T10:19:38.903550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073611
observed 37ce10444e0383127d68716f0e1e9a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.885579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073611/manifest.json
observed 179c8daa4906102f89806e150752b384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.869289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073611/publication.md
observed 0aee152fdcf910678b141bc1abca48c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.850880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073611/publication.txt
observed e91a8b10c61a8cb37c3ec93bfb44971f...
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.