OpenTechnical

OT-2026-000014733

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000014733) never changes.

Identity and time

Publication numberOT-2026-000014733 · never reused
Internal UUID01a0ae6d-d093-7d8d-b45d-c3da9dc2ec50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014733
StatusPUBLIC

Content hashes

Canonical text2f40004f182453fa9c3d92d3fa5f22d5197ea1ef5492a27bb0b29467735c4deb
Markdowne7222df85943e7536e88e1777ac5dd80f1ebab1f2139da137720dd08e01f8e9d
PDF
Publication pageeb37988361b60fbc0d84881d718e81729e7b43656f6e5415d408e5f36fdf18c6
Manifestd093e911287d4007c453187f4cf6b8936175b6a65a1fddc8473c753dfb75084e

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
SignaturefqUkMBLg5Mw+V+cmIJapYHKmvCIH1ev5oxdOFyUKpgkTaXwNfECSDG4E2qdnfNjfFCVlQ8G1xxABF89xHqtFDQ==
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

2026-09-17T12:06:36.428559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014733
observed eb37988361b60fbc0d84881d718e8172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:36.408579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014733/manifest.json
observed d093e911287d4007c453187f4cf6b893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:36.391244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014733/publication.md
observed e7222df85943e7536e88e1777ac5dd80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:36.373193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014733/publication.txt
observed 2f40004f182453fa9c3d92d3fa5f22d5...
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.