OpenTechnical

OT-2026-000018924

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000018924) never changes.

Identity and time

Publication numberOT-2026-000018924 · never reused
Internal UUID01a0ae6e-d522-70c8-8e6d-16882ee417e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018924
StatusPUBLIC

Content hashes

Canonical text1c43fa8e860c0a783c8b755b0418369f61940a6c1812be82bfd0ea71244b0c3e
Markdown90f73e05b2e9258421e3edfb614b58d88c5e24964b485c99bb9b01c88c5e3bc7
PDF
Publication page0c88a1f8e6b953e7d77f091686e7f0d183e4caca8401b40ff4528f1a8329e525
Manifest3073eedad67f400cf50eae5763532fe4e3d2a0eb8d0886c77ce78a0ceac28039

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
SignatureFGvMS2nOEqmqQOzBZ5gSUEts4C2hAoZPquzVvQpuOGEMTXacfvQLlZ4tSgaQxvu2sT66LeUY+1X/9xIfTtOSBQ==
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

2026-09-17T11:59:35.120442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018924
observed 0c88a1f8e6b953e7d77f091686e7f0d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:35.103031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018924/manifest.json
observed 3073eedad67f400cf50eae5763532fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:35.088191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018924/publication.md
observed 90f73e05b2e9258421e3edfb614b58d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:35.071947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018924/publication.txt
observed 1c43fa8e860c0a783c8b755b0418369f...
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.