OpenTechnical

OT-2026-000039918

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039918) never changes.

Identity and time

Publication numberOT-2026-000039918 · never reused
Internal UUID01a0ae78-d8d6-75b6-9151-1fa5d273205f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039918
StatusPUBLIC

Content hashes

Canonical text35c9f7307e9daed7c4ef5577f8f7434d646bbd1d67f233cfb22ca707884438a7
Markdown6976cb5f82bcedb5cd56686ef80467d5f1e546bfe36207a1a17da7b6b98d1eeb
PDF
Publication page5af9d9508bc14fd8aa0b2fa2a89aa304b335add3017ab6092259927bdef6b96e
Manifestf62f7c7065eb1370c3d2166c5deb1994d40f950dd69b46c15ee4577667bc59cf

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
SignatureGdrOnr6P/Cf/qQ9CtxMnPE5HpDXKLiL+s+etbhlhDPjfkYhSYLqycfsrJUqvcmUl8sImkF5jS1NfOgQUE2OeDw==
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

2026-09-17T11:20:12.887730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039918
observed 5af9d9508bc14fd8aa0b2fa2a89aa304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.866458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039918/manifest.json
observed f62f7c7065eb1370c3d2166c5deb1994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.848951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039918/publication.md
observed 6976cb5f82bcedb5cd56686ef80467d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.830641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039918/publication.txt
observed 35c9f7307e9daed7c4ef5577f8f7434d...
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.