OpenTechnical

OT-2026-000057219

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000057219) never changes.

Identity and time

Publication numberOT-2026-000057219 · never reused
Internal UUID01a0ae87-d5bb-7213-937b-21389bd6b4b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057219
StatusPUBLIC

Content hashes

Canonical text333603744208eb2039020e5ece823f4fb6c5e955cd24d874711abc1a922acaea
Markdown48cf3f551853e38b51b5eb3dedaab80364c45ffc4f4e8fb8f73ee34b341ba9b6
PDF
Publication page547d12f6514ec6c0f99792bd2b94f0fe24aa8862a0676b3e0e099ffa405a6e5a
Manifestb898dba555a77b7ba5e9e0888f27c96450c8038d6b398ce097c2d86aefb12619

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
SignatureOBoUF6R9DTxjdZfF9v8Ht5GjC1pGdVbk0siA/Xnq86m5yK3Y1vPuxpx8VJxJegsQlgLTjT/7/E9G2JKHFFztAg==
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

2026-09-17T10:50:16.403572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057219
observed 547d12f6514ec6c0f99792bd2b94f0fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.384337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057219/manifest.json
observed b898dba555a77b7ba5e9e0888f27c964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.367048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057219/publication.md
observed 48cf3f551853e38b51b5eb3dedaab803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.347857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057219/publication.txt
observed 333603744208eb2039020e5ece823f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:22.096945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057219
observed 547d12f6514ec6c0f99792bd2b94f0fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:22.079066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057219/manifest.json
observed b898dba555a77b7ba5e9e0888f27c964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:22.060136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057219/publication.md
observed 48cf3f551853e38b51b5eb3dedaab803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:22.041770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057219/publication.txt
observed 333603744208eb2039020e5ece823f4f...
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.