OpenTechnical

OT-2026-000026320

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000026320) never changes.

Identity and time

Publication numberOT-2026-000026320 · never reused
Internal UUID01a0ae71-f4a6-76ee-a2ca-85e0b2dc4e04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026320
StatusPUBLIC

Content hashes

Canonical textb7cf9dd966e661cd2f6c0a41c8e7c4f91936e8960d517d8ff6ca8ef57b21614c
Markdown03ec33c00e8374e09db3d76eecec13a69b9767ae2c0979a4fe030ebb013f2041
PDF
Publication page7a82f50586930a2257e153049f30aed00ed5b7f034ba177fa96206ca19c7f93c
Manifestc934cbc7bd69a6d15e63a3000baf5389ed006be18af2e3fe87797ff3a9fc03af

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
SignatureLRrITbKI6tXHwNBSqPQiZvnx5wgLNh7xBOvHkZOzeLeAM6R00L+orxzimUMCcBH6e64hq2UoPSKzzoEf22k0Ag==
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

2026-09-17T11:44:16.745035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026320
observed 7a82f50586930a2257e153049f30aed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.715938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026320/manifest.json
observed c934cbc7bd69a6d15e63a3000baf5389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.408142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026320/publication.md
observed 03ec33c00e8374e09db3d76eecec13a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.392454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026320/publication.txt
observed b7cf9dd966e661cd2f6c0a41c8e7c4f9...
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.