OpenTechnical

OT-2026-000060143

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000060143) never changes.

Identity and time

Publication numberOT-2026-000060143 · never reused
Internal UUID01a0ae8a-5a71-7e30-ba41-c0f2112854ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060143
StatusPUBLIC

Content hashes

Canonical text9e568e477886dd783556bed0c06f1b5de826eaef207b23fb236a7615867e701d
Markdown879991ee23f44aec9e95bfa0a8e2ccecc43ada98e07c8abd394fdd9f697e23b1
PDF
Publication paged58d2a80eca61c4f5bf16ffc4c294bf78fa248a3b986192c276f1011285eeb1b
Manifest4dac7d709331a27b7f21c106cbedd6454f4b5c3a775d8f58dfb3c7dfd9e4611e

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
SignatureN2YOatnynU+vrqoAZG6G/YSnUi+E4ew3DTdkdYycd0nQRLDcq7w5UDSRi//OSPQp+rXZriFOZgN/QJ35pFBcAw==
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...

Independent retrieval

2026-09-17T10:43:48.022592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060143
observed d58d2a80eca61c4f5bf16ffc4c294bf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.005284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060143/manifest.json
observed 4dac7d709331a27b7f21c106cbedd645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:47.977125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060143/publication.md
observed 879991ee23f44aec9e95bfa0a8e2ccec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:47.947914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060143/publication.txt
observed 9e568e477886dd783556bed0c06f1b5d...
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.