OpenTechnical

OT-2026-000016260

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000016260) never changes.

Identity and time

Publication numberOT-2026-000016260 · never reused
Internal UUID01a0ae6e-2d11-76ab-8fc2-56825915b968 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016260
StatusPUBLIC

Content hashes

Canonical text73b6454110ea88232c33d94c3f5488e33d3879738a1a4b55151b3eb317fca8f5
Markdown09ce13abda4986c53318c77398aaf47175a15feed8465d1e7731615081315fc8
PDF
Publication page92ed90b0a8592836f6b4a2507d26cce77f5c7b60f4c18f4178699971938be283
Manifest6d126f2bb415dbd819c283e4ca7e77b4113c5179f4dd57f80e2d4c12d4bdf4d2

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
SignatureRpCczSTaVO8siWHkxxKIekvAQR1xFqNq8BXVMk3hQN7o6p93XMJVmo8chEx4KiW+GJt3OuoUaJAECNLPvLGcDQ==
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

2026-09-17T12:03:44.192872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016260
observed 92ed90b0a8592836f6b4a2507d26cce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.172952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016260/manifest.json
observed 6d126f2bb415dbd819c283e4ca7e77b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.153275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016260/publication.md
observed 09ce13abda4986c53318c77398aaf471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.131606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016260/publication.txt
observed 73b6454110ea88232c33d94c3f5488e3...
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.