OpenTechnical

OT-2026-000014249

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000014249) never changes.

Identity and time

Publication numberOT-2026-000014249 · never reused
Internal UUID01a0ae6d-b279-7be5-bfc1-1f750f51afff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014249
StatusPUBLIC

Content hashes

Canonical texted712d96a92d1db543071da016838da2931e45c325cea9b420a62b54992ada0f
Markdown7d724c0c790a83deb40b7aea87098a258d6f0e231aef69367cf716e22cd52e50
PDF
Publication page37f670011c8bea143e7fe3ba979dd5a4713ce9edc536ee4b3e43c74d53485f78
Manifestd428bbed8c4b973425d8a4b9cba5b20f0b4dd1385fe8e8f9359b66cbc2bc4952

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
SignatureKiANrVX21rqW38qS1DJHn+anUgCZfrbxnnLDi9VaBT6++RksROSfTR0QYvAP8BUim1UXKGlPgdQ2q1YLw2ELBA==
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

2026-09-17T12:07:22.321743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014249
observed 37f670011c8bea143e7fe3ba979dd5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.302437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014249/manifest.json
observed d428bbed8c4b973425d8a4b9cba5b20f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.283270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014249/publication.md
observed 7d724c0c790a83deb40b7aea87098a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.263925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014249/publication.txt
observed ed712d96a92d1db543071da016838da2...
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.