OpenTechnical

OT-2026-000045425

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045425) never changes.

Identity and time

Publication numberOT-2026-000045425 · never reused
Internal UUID01a0ae7c-f76c-7bda-bea7-e4c2012f9bee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045425
StatusPUBLIC

Content hashes

Canonical text7a17adbc2f4aaccac0ead97e1649ef1f05b173065a055bfb9919ab00527afb0a
Markdown6df4591f0926932fb37eeb9c4840eb46136ac5bc8a789a0eee1ceba2c49cedec
PDF
Publication page07705cb0d61c670f01824aab29ba4dcbb1a516956b23e81b7752601ae5774396
Manifest574f8169d7508918d93a6b5ca977cd9ee158c1a63161671e1bf9860845763b2c

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
SignaturebITkQhl/7PhjOBYp8UcPb9G1yQIZydZScawV0j7+O+iKo6cJQnLUxPFWkxcke8wUmQ5NGCVEzYfeZb3poKz2BA==
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

2026-09-17T11:10:43.176601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045425
observed 07705cb0d61c670f01824aab29ba4dcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.158434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045425/manifest.json
observed 574f8169d7508918d93a6b5ca977cd9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.139915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045425/publication.md
observed 6df4591f0926932fb37eeb9c4840eb46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.120633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045425/publication.txt
observed 7a17adbc2f4aaccac0ead97e1649ef1f...
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.