OpenTechnical

OT-2026-000037241

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000037241) never changes.

Identity and time

Publication numberOT-2026-000037241 · never reused
Internal UUID01a0ae77-7741-7b9d-8680-0cb0688310dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037241
StatusPUBLIC

Content hashes

Canonical texte79b48936c50f1679be609b990bd950f31e303fa8e3f4af141f74fb887dca61b
Markdown5fdb691d586cbcda19fed51e7c8f3f7fc3739b279d4538a6ac78149484e33723
PDF
Publication page07a7e610123992e560b271f659b680898c4583f415663de2f822d25bc450847c
Manifestbb1b0eda31dfe6a560a3b1ffd6b988235cdee28295eaf3bb4588532d23518c63

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
Signature5oxT0sPvuvsMYbirpUyyq5dZR/9UQ2w27R7Q3EhS7tY41MQL0sWlxR9OJxUt6SRsxOS35Sx5A5Ql8ETAngr/Ag==
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

2026-09-17T11:25:07.333207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037241
observed 07a7e610123992e560b271f659b68089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:07.313527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037241/manifest.json
observed bb1b0eda31dfe6a560a3b1ffd6b98823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:07.296192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037241/publication.md
observed 5fdb691d586cbcda19fed51e7c8f3f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:07.276294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037241/publication.txt
observed e79b48936c50f1679be609b990bd950f...
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.