OpenTechnical

OT-2026-000027018

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000027018) never changes.

Identity and time

Publication numberOT-2026-000027018 · never reused
Internal UUID01a0ae72-3453-71d5-8899-97e2c6aa4fe7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027018
StatusPUBLIC

Content hashes

Canonical text40d3658b5a2be7b37db0e614e976d36ef48e0938ba95f860bf3b464565fe5bc5
Markdown0febfc80999ba55e5cead87d69ca12798d2b1f1ae99b1d7e0ebd8880efdfa35a
PDF
Publication pageca7821b55b6e5610e1535d95cc4744670a85c931de68a4d293d2dde3b4953c7f
Manifestf9af34b13026676447220f1811fc4d76d1a73ee73f253ad481fdce565074604a

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
SignaturefJ37oYa+5+rX+dyVJtTpQ8Fvl1awnzEkyJ1T8iLW+PntuuDz+2ueZxbabJxHP6O3lAAnkJTyLwVYEQ1zTVnFBw==
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

2026-09-17T11:43:46.098179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027018
observed ca7821b55b6e5610e1535d95cc474467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:46.080832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027018/manifest.json
observed f9af34b13026676447220f1811fc4d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:46.064142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027018/publication.md
observed 0febfc80999ba55e5cead87d69ca1279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:46.046076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027018/publication.txt
observed 40d3658b5a2be7b37db0e614e976d36e...
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.