OpenTechnical

OT-2026-000056460

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, sustained 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-2026-000056460) never changes.

Identity and time

Publication numberOT-2026-000056460 · never reused
Internal UUID01a0ae87-4bd3-727d-8eea-b40981108f37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056460
StatusPUBLIC

Content hashes

Canonical text2ed6f8d634dfe6fec390d373f31d6756a23e396280713bff6e89a5746e7c4be7
Markdownf1057dee43bee2c4998cc2874020ff1ad08837d21ef81f11d58d05330bd41628
PDF
Publication page2c109130c4aa9143d50f7e74908740c30ef1ad8f070a43d4c487e558fb6fde00
Manifestd4191ec04bf133ed38ada1faabffa09808591f80dadf173aadb9c2da81ef6a6b

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
SignatureudUG5S+aH0OLgPH52h5RvohiVWy0aByOm61Chvz4v7a8OKFQsD/VuOvO2K8APqMYj2IeteLLAwmr5+zzSJamAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:59.938838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056460
observed 2c109130c4aa9143d50f7e74908740c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.921742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056460/manifest.json
observed d4191ec04bf133ed38ada1faabffa098...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.904442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056460/publication.md
observed f1057dee43bee2c4998cc2874020ff1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.888020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056460/publication.txt
observed 2ed6f8d634dfe6fec390d373f31d6756...
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.