OpenTechnical

OT-2026-000051488

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000051488) never changes.

Identity and time

Publication numberOT-2026-000051488 · never reused
Internal UUID01a0ae83-7c80-755d-9be3-d335474be8a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051488
StatusPUBLIC

Content hashes

Canonical textd43ca0dd8a28e4153dc13472e57267146a72d02922d93fc7cb815515d5984f2f
Markdownc19f4fa51da0c6edcc6555de85e15dd1d5ec4e75a4d390ccd672a0c7f76064a5
PDF
Publication pagebb56c7f16591caf045e0cc2552b0ff384d87b67df094bd310120fc45ae1fe1df
Manifest5f5663126138efde2e563a037d015a584f968da8a9ff6885c88da9b644e3d346

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
SignatureCl0l7dIn9rZ1X96s0SSmqE/WGQzyGF1S+QDqEBcSTIcECkYMF6mF/UcMtHm2Qh4JQU++mqa+Dj3t0TciDUDoCw==
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

2026-09-17T10:58:13.571005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051488
observed bb56c7f16591caf045e0cc2552b0ff38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:13.554129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051488/manifest.json
observed 5f5663126138efde2e563a037d015a58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:13.534582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051488/publication.md
observed c19f4fa51da0c6edcc6555de85e15dd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:13.516447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051488/publication.txt
observed d43ca0dd8a28e4153dc13472e5726714...
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.