OpenTechnical

OT-2026-000039275

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000039275) never changes.

Identity and time

Publication numberOT-2026-000039275 · never reused
Internal UUID01a0ae78-9674-7f2f-8b27-a09463fc8ce7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039275
StatusPUBLIC

Content hashes

Canonical textd43c59a93cc89c37044edf1951e496513402dc3becfc8217483245e212aa59f5
Markdown80673bae7ec3f32df7bb38ba5a023b04bea05026961bf4bc473d9a9743726598
PDF
Publication pageec65a3fa929380a4e670e330fc59ca145661d887c6cf014d89f6fb626e087ecb
Manifestc1cca5697a29ffe51e9a6cd7d46a40c349561a4426f8a33b224fcf3060164b9f

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
SignatureirDmjDcmi43dZ3q3N/YMamQWWvcCjGlNkOH8uSvyTD2zZjUTs5RZfHtpbki07QWnkBuMvtdl/cmftf9grAt+Dw==
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

2026-09-17T11:20:50.754067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039275
observed ec65a3fa929380a4e670e330fc59ca14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.733741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039275/manifest.json
observed c1cca5697a29ffe51e9a6cd7d46a40c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.714931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039275/publication.md
observed 80673bae7ec3f32df7bb38ba5a023b04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.695816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039275/publication.txt
observed d43c59a93cc89c37044edf1951e49651...
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.