OpenTechnical

OT-2026-000048130

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000048130) never changes.

Identity and time

Publication numberOT-2026-000048130 · never reused
Internal UUID01a0ae7f-c424-7730-96cb-55584c4238db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048130
StatusPUBLIC

Content hashes

Canonical texta3fac73eee45d8dc64a571638c876dfbf9922892372f5ebc80f09c72c8946111
Markdown2a473f41f54c5ca0c99ac4288ca721d99a0e44849a6ea9e4b12946c8d1ec93e8
PDF
Publication pagec323d699250203fffd270136274325b693faf187dcbb4a384f99eeda827f832b
Manifest326a41a63ec0d3aa934d5e2e4663eaf622106bde4b95616f25f0d9867dd81786

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
SignatureCAP5Pdx0zSgGyBWzKABl6yWf/r6Q2aIAFL9+ydPiDtBlgyCqp1/hi6Er6uAxz5Mjn1NNc6nEY8lpg4W/6y2fAA==
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

2026-09-17T11:06:10.254445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048130
observed c323d699250203fffd270136274325b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:10.237872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048130/manifest.json
observed 326a41a63ec0d3aa934d5e2e4663eaf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:10.218938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048130/publication.md
observed 2a473f41f54c5ca0c99ac4288ca721d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:10.201149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048130/publication.txt
observed a3fac73eee45d8dc64a571638c876dfb...
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.