OpenTechnical

OT-2026-000062592

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000062592) never changes.

Identity and time

Publication numberOT-2026-000062592 · never reused
Internal UUID01a0ae8c-0ac1-719d-b0bb-b1dab220c123 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062592
StatusPUBLIC

Content hashes

Canonical text6a5af4de384ba4ef13a847ccdf177941cbbb4a06b401f82128d212c76d9e35fc
Markdown8ac3ea4c411210336490f454e7e0b653ae28eff009a44a8f2ce484acc4e57491
PDF
Publication page97d8e81f6facd41c07ff3dc2e5876cc8b2bb73773b04d3c3df275d4eacbbb26f
Manifest835d780993ce6476db6fcc320fac40e56989479011c987e96950106bc5119082

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
SignaturefN//e8SiqDyi0SiCjYLinTcIJq/DzJdJjseD+HbX8rBfClvXmJ9luLx25LL+6mVmsyw4dD1oTOK/zkhXREK3AQ==
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

2026-09-17T10:40:05.230393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062592
observed 97d8e81f6facd41c07ff3dc2e5876cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.211528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062592/manifest.json
observed 835d780993ce6476db6fcc320fac40e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.187945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062592/publication.md
observed 8ac3ea4c411210336490f454e7e0b653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.163273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062592/publication.txt
observed 6a5af4de384ba4ef13a847ccdf177941...
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.