OpenTechnical

OT-2026-000055312

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000055312) never changes.

Identity and time

Publication numberOT-2026-000055312 · never reused
Internal UUID01a0ae86-a100-794f-bf0f-5798bf6f906c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055312
StatusPUBLIC

Content hashes

Canonical text9cef8798cc82bf9cee97e73947f20d41391442403a33162893aefa3714251547
Markdown58f19c1c2c234f8c264264a89d6b8a8b1113db097a08991c3f9f44948717f8ff
PDF
Publication pageba9a1832cf629ad135a55d4bcb988fc71357e2a137b2185d48cd39a1ac2b8080
Manifest529f139af06d6a4509f26586d744e1df8794bf744e621111573df44b40a54939

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
Signature8aHtHpcQh5S3m44+hGSyt+NRTrSFotDerHDmmligwnDLcy5KPglXiI1JfeC8hum0JlPo5Gv0sCU2C0LRxNNwDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:55.647776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055312
observed ba9a1832cf629ad135a55d4bcb988fc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:55.630810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055312/manifest.json
observed 529f139af06d6a4509f26586d744e1df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:55.612130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055312/publication.md
observed 58f19c1c2c234f8c264264a89d6b8a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:55.595060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055312/publication.txt
observed 9cef8798cc82bf9cee97e73947f20d41...
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.