OpenTechnical

OT-2026-000095480

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, sustained 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-2026-000095480) never changes.

Identity and time

Publication numberOT-2026-000095480 · never reused
Internal UUID01a0ae9f-8f73-7e96-9464-813c5e088ab6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095480
StatusPUBLIC

Content hashes

Canonical text447d5e1149d911d1b88b3a447f3e301b069df215b928fc454d527d889d63cb44
Markdownc998aded40e9c7654dd7d8b610eab2c496ff9f530a0182ce25fcaad38a2b68c7
PDF
Publication page00bc582d442408d9bcc5316a9dd27d2d7abfef9dfe5d8827aa321a83cdb7d2a8
Manifestd34607dfe1b5987f5a014f743bb36e5fa8c1ea7f76f573b6bf388f4798cec5b9

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
SignatureNR6VQDPlqss2I7AgJTRf45NzecSbObhgm1c71VPaJjd8wr0V3tB40RphxZjme2PwX09NnzSeDAZqxdaLXjjbBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:51.377048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095480
observed 00bc582d442408d9bcc5316a9dd27d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.359112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095480/manifest.json
observed d34607dfe1b5987f5a014f743bb36e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.341659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095480/publication.md
observed c998aded40e9c7654dd7d8b610eab2c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.323542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095480/publication.txt
observed 447d5e1149d911d1b88b3a447f3e301b...
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.