OpenTechnical

OT-2026-000076473

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000076473) never changes.

Identity and time

Publication numberOT-2026-000076473 · never reused
Internal UUID01a0ae94-6a71-7467-996b-3ac3acdd3360 · 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-2026-000076473
StatusPUBLIC

Content hashes

Canonical textaf8dc5a9e5a7dde0a610b388d0695df14befbc95fa8aa3f7b9ddc04bc117256f
Markdownf2ea0f2dfb92f029770405f2f7ab068a918c76936439298a535cec3353a1c113
PDF
Publication pagee02c59fb2d38f1ea25788c18817cdc21b853bede73dc71d2b4c1cfb93a5b0ffd
Manifest54cbd225a3fe6ba3a229180ca5022d2de684350a581ab1136046e3339846fa77

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
SignaturecMWovl07/YBzJWzkGpXALe1qv3vzQidnSwCBalMJp1ddz95lc96DTpkjn42g/wUdCX2tz/yoInZC/UAPukqiDg==
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

2026-09-17T10:12:39.549752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076473
observed e02c59fb2d38f1ea25788c18817cdc21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:39.531083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076473/manifest.json
observed 54cbd225a3fe6ba3a229180ca5022d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:39.512692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076473/publication.md
observed f2ea0f2dfb92f029770405f2f7ab068a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:39.059375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076473/publication.txt
observed af8dc5a9e5a7dde0a610b388d0695df1...
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.