OpenTechnical

OT-2026-000035684

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000035684) never changes.

Identity and time

Publication numberOT-2026-000035684 · never reused
Internal UUID01a0ae76-b4c7-7f14-b824-7d3b1cf99875 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035684
StatusPUBLIC

Content hashes

Canonical texta6a9a2d81fe01570100c9a1432174a76443a84e13aafda09cb3f7e88ee613a2a
Markdown7cc7bd8449e00e05663ca6cac7af321a68d130468500d651eba467316bb64571
PDF
Publication pagee0049a6903ddf6dfef1c35b5bff8af7bc96f24ed7789407dd51e1cdea8a44634
Manifest03e7de1ba5e527823ff16f0fa7ba7a848230fd16c2aefdc33fde2049020a3f88

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
SignaturewCYenDpdKkgYkUSz8jJMdEP2xRGhhjIqLkiSaoAPcS95Z2uY4X783cjv+i1jFPzq8ja6yvSbjs4xgRaY3sifAQ==
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

2026-09-17T11:27:15.474638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035684
observed e0049a6903ddf6dfef1c35b5bff8af7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.457279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035684/manifest.json
observed 03e7de1ba5e527823ff16f0fa7ba7a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.440400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035684/publication.md
observed 7cc7bd8449e00e05663ca6cac7af321a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.421288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035684/publication.txt
observed a6a9a2d81fe01570100c9a1432174a76...
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.