OpenTechnical

OT-2026-000035873

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000035873) never changes.

Identity and time

Publication numberOT-2026-000035873 · never reused
Internal UUID01a0ae76-b4c9-7087-932c-f838de0b7fbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035873
StatusPUBLIC

Content hashes

Canonical text7568a9bb054d4c143d6c97c1f4c3935888cc600b4f353257a8e073bb8b416bdf
Markdown2ba78406128eab9d224eaaa6d0105e020e266018150a1ae5ecf1365cf8138ea3
PDF
Publication page5735fe3de4b8f410feb8c8402a7cd9fbe8fa4f6c3ee44042a259eb0efa87a657
Manifestd55e1d3681af351ae7f84f5fe9b049581b2aa8a14ca77fd7186edb4afd76ea9d

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
Signaturebm4kBbIV1LizBfV0M9ERGuD6pwzQ/mhxOkv+5y08Q8xrFUEdWtITLbKmUzN0LITuYJtCh6dCkaWz05LOp2y6Cw==
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

2026-09-17T11:27:36.841573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035873
observed 5735fe3de4b8f410feb8c8402a7cd9fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.825576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035873/manifest.json
observed d55e1d3681af351ae7f84f5fe9b04958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.808822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035873/publication.md
observed 2ba78406128eab9d224eaaa6d0105e02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.791125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035873/publication.txt
observed 7568a9bb054d4c143d6c97c1f4c39358...
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.