OpenTechnical

OT-2026-000017247

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000017247) never changes.

Identity and time

Publication numberOT-2026-000017247 · never reused
Internal UUID01a0ae6e-76c8-73fc-8503-9efea7e3939b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017247
StatusPUBLIC

Content hashes

Canonical textab09e7284a1558837fdbd3b857e66d720335af206cb7a933bc0e51cf862167d9
Markdownadfda157cd2c6cf6861389178ce08bb2f485326b9ae58a62d2e018c71b68c49d
PDF
Publication pageb36cc32b987d460f6efe2f8137c9ac62b140344ee44a851b8e80e8e496c9da96
Manifest2a1924afed123a33d5006b637d30f78fc93e4904ec2cac6efedd101f52b8c0cc

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
SignatureK0cKWpUsV2891OsBCrwAV26Jr8DtejkXcxYY8BRafJYdkmVbe4fhiFkcJZCCSXGTy0GVWXn/JBcb8pX1qZI3CA==
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

2026-09-17T12:02:19.943360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017247
observed b36cc32b987d460f6efe2f8137c9ac62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:19.925600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017247/manifest.json
observed 2a1924afed123a33d5006b637d30f78f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:19.907660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017247/publication.md
observed adfda157cd2c6cf6861389178ce08bb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:19.889180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017247/publication.txt
observed ab09e7284a1558837fdbd3b857e66d72...
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.