OpenTechnical

OT-2026-000052027

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000052027) never changes.

Identity and time

Publication numberOT-2026-000052027 · never reused
Internal UUID01a0ae83-e78e-7677-9047-341e9377b334 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052027
StatusPUBLIC

Content hashes

Canonical textbb223e5a0f3b989eeea3015b80049183a4a4f25ff7861c0970c5320f555250c0
Markdown9a5543e86d6d80b2efa9c5872b5e1502a3ace6c0e2f4959236912850fa18e723
PDF
Publication page670e146bd5af5abcae90239d91c4e317d048d030a3dac0abbfa416223a1945d3
Manifest5c7f6905652404298385f3b4d47e77d40004c0220bda5225724977cf0bc9963d

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
SignatureV1+ws5/cd/Weax6TI3bSnLcbuLsz/Zk6qnYm/Cp/Ka96LWbmLTqMnQ5Brsy5lNWUODSmqACTQ27eI720KQgnAA==
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

2026-09-17T10:57:32.427634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052027
observed 670e146bd5af5abcae90239d91c4e317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:32.410509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052027/manifest.json
observed 5c7f6905652404298385f3b4d47e77d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:32.364264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052027/publication.md
observed 9a5543e86d6d80b2efa9c5872b5e1502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:32.318189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052027/publication.txt
observed bb223e5a0f3b989eeea3015b80049183...
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.