OpenTechnical

OT-2026-000035749

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000035749) never changes.

Identity and time

Publication numberOT-2026-000035749 · never reused
Internal UUID01a0ae76-b4c8-7272-837f-9bdf724bd807 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035749
StatusPUBLIC

Content hashes

Canonical textbc1437afb6ec8d61318e92bb9fba58c5924794682e217e31af3fb298dd8c2e19
Markdown33e400627a366eaf3d77ddfd1d0e9abd90735c47dcd986d8d6ac446be732c927
PDF
Publication paged1b9616d023490978016d79cf0bb6d83cb1254c9827f8634122a1df5a5d17731
Manifesta81d77ed54b66634ceb3ec296a378066684e7b8970c81a03319918c242543af5

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
SignaturefnzUgSxNY+wxAQRK27Rc6p5cs/cIeNW8UXKw0RHiGg4ixgzquaKKvyn/wevJMWmrfmTDzlkXxgjBwo+LMXd/CA==
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

2026-09-17T11:27:26.496838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035749
observed d1b9616d023490978016d79cf0bb6d83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.477440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035749/manifest.json
observed a81d77ed54b66634ceb3ec296a378066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.459332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035749/publication.md
observed 33e400627a366eaf3d77ddfd1d0e9abd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.439350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035749/publication.txt
observed bc1437afb6ec8d61318e92bb9fba58c5...
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.