OpenTechnical

OT-2026-000104327

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000104327) never changes.

Identity and time

Publication numberOT-2026-000104327 · never reused
Internal UUID01a0aea5-3420-7099-a4c9-428095938111 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104327
StatusPUBLIC

Content hashes

Canonical textb7e1798aa74fd51c201d16cd435ff68d32f7227acfad95d4ca40550d65acba6b
Markdown372bfb8388f0e22902af4c7baf8d5496c78310f517d6d7a8b93dd1e6689fbe4c
PDF
Publication page88470a472c43af9e768f9e4cae285a0a0dcfbd65c07bd8a3d1bdc5e02dd56724
Manifestd1cc66fd9b3ed310125ccf645ec1d52828c136b88aa19cbe6f910f92ccf7c893

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
SignaturecSAX3ZtBhRTviZvGPzflUnIOsurz77mx13vN9Q1A+b7m822m8i6w2hbeeicEp1SkywhD3ziJI2/ayafo69YcAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:34.737596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104327
observed 88470a472c43af9e768f9e4cae285a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.720877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104327/manifest.json
observed d1cc66fd9b3ed310125ccf645ec1d528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.702022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104327/publication.md
observed 372bfb8388f0e22902af4c7baf8d5496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.684205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104327/publication.txt
observed b7e1798aa74fd51c201d16cd435ff68d...
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.