OpenTechnical

OT-2026-000021196

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000021196) never changes.

Identity and time

Publication numberOT-2026-000021196 · never reused
Internal UUID01a0ae6f-865b-705e-b7e0-ed84475bde4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021196
StatusPUBLIC

Content hashes

Canonical textc613cefe0e22e74ec348021563c2fe5adc2f205439480e3a6283e062e85ead34
Markdown1ea0dee521d50b9f2fa2c3e4c3296c437d747bdf1682e181a8d816a8b94b39d3
PDF
Publication paged9b05f8b0ed177610ada55109eeb99b6641ecb2df84e42a91dff8857a5a65f6b
Manifest6514dbc76287be546fa10caa440f29c10e63574a02839babe33f87842001d1a5

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
SignaturedEDwYCbrOYOUE7mhDOOf+WCWtboAY5gjryHFp5X63wm+mgtvHnlySHjM51NUpunPicbGJrIauBXzidbmqqwxBw==
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

2026-09-17T11:54:59.457991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021196
observed d9b05f8b0ed177610ada55109eeb99b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:59.440404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021196/manifest.json
observed 6514dbc76287be546fa10caa440f29c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:59.422771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021196/publication.md
observed 1ea0dee521d50b9f2fa2c3e4c3296c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:59.401999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021196/publication.txt
observed c613cefe0e22e74ec348021563c2fe5a...
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.