OpenTechnical

OT-2026-000054788

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000054788) never changes.

Identity and time

Publication numberOT-2026-000054788 · never reused
Internal UUID01a0ae86-1285-7cf3-800f-bc4c7931f12f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054788
StatusPUBLIC

Content hashes

Canonical text247588b9ec1bbbcf46b5d84d7229b632f7a976b398ab85ae9d6f029ebf1b9416
Markdown8904a9b2123e1b0fdf8c404e19af2a655baf190d7521518e7e26ef84b1b93721
PDF
Publication page83995bd762e1ee724d067126c4e927135717ed6aa4ecc17d25df04b43ab5f3ce
Manifesta442f34823a4532e05525cd3b02f66f9c2278363dde7974eb83b824cbaba79be

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
SignatureEce2qpJfmLXkRVqp9NcbymuKUg8tRRxpx6SLb43g2r1wFOHYi/2YCiB0iVlQHY5D+tL4DHMQckT+qf3JQ66qBg==
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

2026-09-17T10:53:59.192616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054788
observed 83995bd762e1ee724d067126c4e92713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:59.174872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054788/manifest.json
observed a442f34823a4532e05525cd3b02f66f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:59.156400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054788/publication.md
observed 8904a9b2123e1b0fdf8c404e19af2a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:59.137207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054788/publication.txt
observed 247588b9ec1bbbcf46b5d84d7229b632...
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.