OpenTechnical

OT-2026-000052676

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000052676) never changes.

Identity and time

Publication numberOT-2026-000052676 · never reused
Internal UUID01a0ae84-573c-7d3c-8d08-a32dbb72dc0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052676
StatusPUBLIC

Content hashes

Canonical textb44a3e53b9f2be00be66a788eb0cda4778abd038619d843ad00c60bc67a2c657
Markdown3235a90ddf43006379687a8b0ed706b5dabbc2560e7e938be2eef83dd2df352d
PDF
Publication page8f57d80c5aa4be3cb93600ad96489b11b7a0fd0dc916ce5dfb04ebea5809de01
Manifest3411f4748641ed7f342163c35e9397bad6632e876a5202d418f35ecf3da47cb1

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
SignatureUygF+34rj/vobUumf0CYs3SWBXma1l5Eb/kTEEsmqKu/N0y4NrWhJ6UqIC3UIU1/iTQoCBMVn39PhMqHO7kiDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:22.318566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052676
observed 8f57d80c5aa4be3cb93600ad96489b11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.300770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052676/manifest.json
observed 3411f4748641ed7f342163c35e9397ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.277041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052676/publication.md
observed 3235a90ddf43006379687a8b0ed706b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.196151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052676/publication.txt
observed b44a3e53b9f2be00be66a788eb0cda47...
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.