OpenTechnical

OT-2026-000036455

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000036455) never changes.

Identity and time

Publication numberOT-2026-000036455 · never reused
Internal UUID01a0ae77-01d1-707e-b0a3-8c7f8e163280 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036455
StatusPUBLIC

Content hashes

Canonical text84033ee8090584bb29e8065855b0e4041d92db705e6097be0c8ae8ffbf60430c
Markdownd0ddbe43bee0db2e10574d8e076cc856bdd4d554ccfc0aeaa602d126b4f00062
PDF
Publication pageb0c838447da6ae5cf8c9b5ca96d95f391bfea531fcafb38b5ea4683b45322691
Manifest62f1dbf6bb900c09f61d03d09110a070979c9e90c4507db2608f0338c65d3f0c

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
SignaturePR+Csep/XrykctPhBdp4gtRGvLbnz3Y9lwy9ZUrrLNw/gWzxynhZoYF3AmkJMe4Jn5vXnW+st8gf+p3C9Wr4Bw==
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

2026-09-17T11:26:51.335108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036455
observed b0c838447da6ae5cf8c9b5ca96d95f39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:51.318056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036455/manifest.json
observed 62f1dbf6bb900c09f61d03d09110a070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:51.301299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036455/publication.md
observed d0ddbe43bee0db2e10574d8e076cc856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:51.282795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036455/publication.txt
observed 84033ee8090584bb29e8065855b0e404...
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.