OpenTechnical

OT-2026-000029773

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000029773) never changes.

Identity and time

Publication numberOT-2026-000029773 · never reused
Internal UUID01a0ae73-5e24-7da0-86aa-4cbb80c05177 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029773
StatusPUBLIC

Content hashes

Canonical textb3c6542317ef70c3faffbd820c77509cce9f0974bbc2ac91993c8f88f4889f20
Markdownf1a40d23e79eab95493a9257710e8b51968f49035e4bb3b5eeaff03b164ffc13
PDF
Publication pagee6e55b411290a52c938762d6fa59e2dc5b12b7cc796da275a5649f25bf7743be
Manifest0e28aaff1af1f5e31d5dbe2581d5df6b46a5125b1dd26755984505dd64c85f0b

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
SignatureGXcZnfARgnmSN1ytFYfYzuAMMvWgh5sxTXMz9TOyVK9QnuPHRXEb3ue0SiOMcm+sB0k7UTNnkQrbalRajU6RCA==
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

2026-09-17T11:39:32.272261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029773
observed e6e55b411290a52c938762d6fa59e2dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:32.254781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029773/manifest.json
observed 0e28aaff1af1f5e31d5dbe2581d5df6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:32.235312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029773/publication.md
observed f1a40d23e79eab95493a9257710e8b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:32.217811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029773/publication.txt
observed b3c6542317ef70c3faffbd820c77509c...
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.