OpenTechnical

OT-2026-000075178

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000075178) never changes.

Identity and time

Publication numberOT-2026-000075178 · never reused
Internal UUID01a0ae93-f1ff-7a9c-95f7-55674ecb0617 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075178
StatusPUBLIC

Content hashes

Canonical text152bd6e35b2c6ac88732c2b59f230a5746930b5e54623d58b02b90c4d5b13030
Markdown8b3f7a8bad554df0b45a9c5f6526fc2cb2f0691c72efb43fc3ae6051f4320609
PDF
Publication page37651f8aa4550e5f3c0e8d228ed67505bd6d44a553dabc7473f6425fd7b49c5d
Manifest5a9f035a5f475aae5c09e0ed2c6f39d3e38b06915e273dc93237e9ebdeffee23

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
SignatureaA8EgVsjr4HJrOAxJgN5MPVGWiViCjeMJwnDhw7u9fhpcrW70WLVw0+Caus4rkvfJVWlrve3cdUmM0ZRFKSaDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:20.826982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075178
observed 37651f8aa4550e5f3c0e8d228ed67505...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.805716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075178/manifest.json
observed 5a9f035a5f475aae5c09e0ed2c6f39d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.779934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075178/publication.md
observed 8b3f7a8bad554df0b45a9c5f6526fc2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.711423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075178/publication.txt
observed 152bd6e35b2c6ac88732c2b59f230a57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:22.749024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075178
observed 37651f8aa4550e5f3c0e8d228ed67505...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:22.731059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075178/manifest.json
observed 5a9f035a5f475aae5c09e0ed2c6f39d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:22.711864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075178/publication.md
observed 8b3f7a8bad554df0b45a9c5f6526fc2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:22.258421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075178/publication.txt
observed 152bd6e35b2c6ac88732c2b59f230a57...
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.