OpenTechnical

OT-2026-000095705

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, 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-2026-000095705) never changes.

Identity and time

Publication numberOT-2026-000095705 · never reused
Internal UUID01a0ae9f-fac4-7708-8403-33b1bee67ec0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095705
StatusPUBLIC

Content hashes

Canonical text28a68567aa98ceab433a939bacff47c790e9af6b1d8ff733cebb0e7e26f8ddf4
Markdown04f3a606770598193ce23a049bacbe4be3ebb955a15b58cdff6ebcce0c01b803
PDF
Publication pageb28c0d17b2e31535b0b56ac16cf12017cd7775f37add437b6031e0fcaf2d26c1
Manifest69d8371acc78c19071b9e85ec2af7f7c1675e92f77e87da2c5f06f0ac010a0fa

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
Signatureizo0EEWtJ8ltnTa2Y3IZc0tFtsDsFWsrlEY9xZcJFU6tdh+WPnsBARNybDL5w3roHZczYrbssTYJ9qAbvJWHBQ==
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

2026-09-17T09:35:15.466812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095705
observed b28c0d17b2e31535b0b56ac16cf12017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.444746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095705/manifest.json
observed 69d8371acc78c19071b9e85ec2af7f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.427362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095705/publication.md
observed 04f3a606770598193ce23a049bacbe4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.408782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095705/publication.txt
observed 28a68567aa98ceab433a939bacff47c7...
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.