OpenTechnical

OT-2026-000012684

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000012684) never changes.

Identity and time

Publication numberOT-2026-000012684 · never reused
Internal UUID01a0ae6d-5562-7eb1-8fd9-5143ff440fb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012684
StatusPUBLIC

Content hashes

Canonical text1772dd426f93582b33ab9c1f3742540e45d4ea7f10685932b1a5903f3779f292
Markdowna0fbb92a334b71b76a75e40cb88bdd5bd5f362742689c45baed7e5075861bb4d
PDF
Publication pagec17c0977bed18de50fa27442f2401676d0e19d097b549b170fb30c90e0d9779b
Manifestbaf42879892e7e5fcf07d763d778584368ca2b4ae88cb026488fcb053bd67e67

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
Signature8g7TQDGi0O/4b8VmuqANLy8aI+p3yRrg4LF8Tu9b8YOmTfz4iB9C/wZEuLhYX5C7BufCOgejVU/MCzrmey2BCQ==
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

2026-09-17T12:10:19.981941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012684
observed c17c0977bed18de50fa27442f2401676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.963586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012684/manifest.json
observed baf42879892e7e5fcf07d763d7785843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.946173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012684/publication.md
observed a0fbb92a334b71b76a75e40cb88bdd5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.926390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012684/publication.txt
observed 1772dd426f93582b33ab9c1f3742540e...
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.