OpenTechnical

OT-2026-000044235

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000044235) never changes.

Identity and time

Publication numberOT-2026-000044235 · never reused
Internal UUID01a0ae7c-39d5-7511-84ab-e73f03fec1e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044235
StatusPUBLIC

Content hashes

Canonical text6174d484137ac929b83632493030082ad7d0e2193528c510a5a490a157cc9744
Markdown436839d5b7d03909bb442079be45577dc7036493f1878aab36793a066e91966d
PDF
Publication page8924f9964ea6fa6c7f2d7106f52ab1663c1901d84b3e7e672adf23cef0690cde
Manifest1c84abce9f735510853646010116564525b0e56c3eacb8f403e0244fcd54f524

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
SignatureYUS+fBOC0CjDcf+HySTZROmd8/kO0XB2BCreULJtN9wQtsKnrBjh/jO58eZScxLSgA+FWvrakEdFR5j1yIw0DA==
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

2026-09-17T08:30:03.527318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044235
observed 8924f9964ea6fa6c7f2d7106f52ab166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:03.510132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044235/manifest.json
observed 1c84abce9f7355108536460101165645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:03.491988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044235/publication.md
observed 436839d5b7d03909bb442079be45577d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:03.472205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044235/publication.txt
observed 6174d484137ac929b83632493030082a...
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.