OpenTechnical

OT-2026-000047701

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000047701) never changes.

Identity and time

Publication numberOT-2026-000047701 · never reused
Internal UUID01a0ae7f-c41f-700c-9478-f8cebb264fc7 · 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-2026-000047701
StatusPUBLIC

Content hashes

Canonical text6c06354a89741a4f43b800dda70f02b8ee9ba8c2e9135078c22feedb444f93e6
Markdownf2974cf808236a12927120e2f05ce66a985beacd238ff09693cefd9603c197a1
PDF
Publication pagee7d703fa3daeb792f3d13c3dabdc5a2a900ea3a3e858e12580780d24f50df3ee
Manifest3e3de45e4dd5398938a1544c08ddf261bd8a140a101fd49c6fbc48478da8cbf4

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
Signatureh0dAmnNHNM8vGhOjZ9I6j1GriyXzhd9mOQwER0Une1AEGZaszf8W+imFULUsPmYPgWZ0eYUyzIycrzjIl4gNAQ==
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

2026-09-17T11:05:33.502525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047701
observed e7d703fa3daeb792f3d13c3dabdc5a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.482165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047701/manifest.json
observed 3e3de45e4dd5398938a1544c08ddf261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.461246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047701/publication.md
observed f2974cf808236a12927120e2f05ce66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.440070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047701/publication.txt
observed 6c06354a89741a4f43b800dda70f02b8...
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.