OpenTechnical

OT-2026-000041024

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000041024) never changes.

Identity and time

Publication numberOT-2026-000041024 · never reused
Internal UUID01a0ae79-b10e-76eb-8629-22d0f00d1521 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041024
StatusPUBLIC

Content hashes

Canonical text6b411dd0e17134e9b4e661b0d99b49ba102d7475f97e7f923796c77d56cba0eb
Markdownc052af42bc9b6ac413ddb78f2589d444c407401e31d1c46949c6623631736955
PDF
Publication page08ed81ac7021dc3f4837d4ce5189376d5faed010b4ab9f7c88985787d57cad85
Manifestfb61472588b6fbb0a6d547bb9692fc6ec22d25d9803a64835d714b1f4bfee3f2

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
Signatureu7zHnoj0bv+ZYOqgMxjJngY6AThiCARK/GPme5E4sblBfQ1YmLBRwb0fCkRX+9X7H8HJUx4fv9npOnhgjYdNAw==
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

2026-09-17T11:16:55.896438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041024
observed 08ed81ac7021dc3f4837d4ce5189376d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.881112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041024/manifest.json
observed fb61472588b6fbb0a6d547bb9692fc6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.865658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041024/publication.md
observed c052af42bc9b6ac413ddb78f2589d444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.849450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041024/publication.txt
observed 6b411dd0e17134e9b4e661b0d99b49ba...
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.