OpenTechnical

OT-2026-000035930

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000035930) never changes.

Identity and time

Publication numberOT-2026-000035930 · never reused
Internal UUID01a0ae76-b4c9-7b64-bc10-610794cc14ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035930
StatusPUBLIC

Content hashes

Canonical textda8e4b490de0f5b14a71329b197fd97875e67d54a19f58f7894e6d50906cc09b
Markdown9c995f1e7c8f43e36be1c73908a085a3937788853826afa5ad126911743ac2e2
PDF
Publication pagefe86a67f087ca6b0c296c234fdbdb881dc5cb3c618f74f3e616b6e66504d71e3
Manifest748228f777aecb0ec6b6f645eefd149737ed13a4ae4b269de0a0f97ef3debc8d

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
SignatureO3JOSYpdmRiv4R+s0A6Ybbsp0uPt4UAkNPADUWB8jqx4eKpSp5/tHYD6wZ0OPzHRbotrdYKniK7E7RE/6A0bDw==
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

2026-09-17T11:27:46.745471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035930
observed fe86a67f087ca6b0c296c234fdbdb881...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.728600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035930/manifest.json
observed 748228f777aecb0ec6b6f645eefd1497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.710075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035930/publication.md
observed 9c995f1e7c8f43e36be1c73908a085a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.693300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035930/publication.txt
observed da8e4b490de0f5b14a71329b197fd978...
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.