OpenTechnical

OT-2026-000101138

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101138) never changes.

Identity and time

Publication numberOT-2026-000101138 · never reused
Internal UUID01a0aea3-c378-7845-a1af-3828979360c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101138
StatusPUBLIC

Content hashes

Canonical text2dc1d66af55544b193163b20847f7d5d5f23887b15416bcfd0a97969b5d77486
Markdownf032062626cad6255852bed65eceabe42403bc0f35c788fab4f8704cf1346fdd
PDF
Publication page50d63d26aadee4c5034e1b053b1cbd7ccc24d179c5660fa2c85a6d7d9ef896b6
Manifest2df31f60bf90b4d73fb1964b32f8ef787bfaa423bf7e7f770e6a077ac1fadd2d

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
SignatureEg7vpN/BVtmSNUBgpJ/mcBECwscllO+asz+Q05WuUHJ6SlZ7+FDd53w1NdWBrlJWLgUv9QkhoKixWi4kDOmZAQ==
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

2026-09-17T09:26:46.215655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101138
observed 50d63d26aadee4c5034e1b053b1cbd7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.195762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101138/manifest.json
observed 2df31f60bf90b4d73fb1964b32f8ef78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.177152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101138/publication.md
observed f032062626cad6255852bed65eceabe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.157677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101138/publication.txt
observed 2dc1d66af55544b193163b20847f7d5d...
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.