OpenTechnical

OT-2026-000053868

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000053868) never changes.

Identity and time

Publication numberOT-2026-000053868 · never reused
Internal UUID01a0ae85-735e-7bf5-8cd0-5c219e10a9ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053868
StatusPUBLIC

Content hashes

Canonical textb70a242166da5ec4a1ab0fcf55ff7f278fefcf75f719c02bde6821abecfcac75
Markdown5be2c95633dad6da8a6e3b5c4ad148e9ab08ea0842560067e405a48e1dd9810f
PDF
Publication page54f16f9a7840d20ef9236746ca405d26319bdd84f93ed287f5a19d42575dd10f
Manifest33fac97db0323b0ad585a88de4738679f0088a2d56a197b5762740f82f03c352

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
SignatureMu1XHGQvxVMpQpbZ1BF/E2MUgme76cUhh6sdM10UrHB0lLfTpklcpeOKYqt1eCDuNTTiplflgN6aVXiCf7b0CA==
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

2026-09-17T08:40:37.795043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053868
observed 54f16f9a7840d20ef9236746ca405d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:37.771998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053868/manifest.json
observed 33fac97db0323b0ad585a88de4738679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:37.750691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053868/publication.md
observed 5be2c95633dad6da8a6e3b5c4ad148e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:37.730386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053868/publication.txt
observed b70a242166da5ec4a1ab0fcf55ff7f27...
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.