OpenTechnical

OT-2026-000040464

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000040464) never changes.

Identity and time

Publication numberOT-2026-000040464 · never reused
Internal UUID01a0ae79-2702-73c8-9aaf-5b78811ab5c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040464
StatusPUBLIC

Content hashes

Canonical textaa90b907f43bc73d5ddb0b3e8fda1c95b4749175e1bff512ba831d768ff75017
Markdown93115132bd8ea5e1db4763b1d563bb4d0e8a57f967532cf6f6afbf6fe70b67b1
PDF
Publication pageea9a6430808c03f224c61d780f6a3261a86d4b14501f8f7bbee043037581702b
Manifestc5b182023e2481d6d76a66504a09e637bea22e2e2197968fa328eecc4cb6b603

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
SignatureqA7eXGW6OxEN6idVmsnKJ0F8EtyzVPSyaDviyQD8C/OvevAY1s+3ZG/WUlQ07breARJjdJAa+aRwvKINl728CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:30.607153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040464
observed ea9a6430808c03f224c61d780f6a3261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.588078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040464/manifest.json
observed c5b182023e2481d6d76a66504a09e637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.566498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040464/publication.md
observed 93115132bd8ea5e1db4763b1d563bb4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.544878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040464/publication.txt
observed aa90b907f43bc73d5ddb0b3e8fda1c95...
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.