OpenTechnical

OT-2026-000039605

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039605) never changes.

Identity and time

Publication numberOT-2026-000039605 · never reused
Internal UUID01a0ae78-d8d4-79a7-b9cf-ed1d894f9a81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039605
StatusPUBLIC

Content hashes

Canonical textd9f19fda3ba2388808241568e32c76b5621d5718b180244b2aa702bf196b3de7
Markdown5564dbe7a55dba75a3ed4fff772a80c4c688d53d94e19bebe8fb54e01f7bad4d
PDF
Publication page7917386433fd6cea109642096b55d78fec703f7fca37c6338a8af3fb06067029
Manifest36e81b5b639ee124f6c1e8e5f838b12ebaf29bf4945c7da5ce3a8d2c58fad667

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
SignatureVFUmhDBeUDltiw93PAGROVF61mRtRerG+zS0QAFeZRQ7VowXWdi0EcPNPEGEh/u0SxEdpG50hVBYE7fJ3HvRDg==
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

2026-09-17T11:19:46.096851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039605
observed 7917386433fd6cea109642096b55d78f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.081388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039605/manifest.json
observed 36e81b5b639ee124f6c1e8e5f838b12e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.064453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039605/publication.md
observed 5564dbe7a55dba75a3ed4fff772a80c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.048002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039605/publication.txt
observed d9f19fda3ba2388808241568e32c76b5...
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.