OpenTechnical

OT-2026-000103375

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000103375) never changes.

Identity and time

Publication numberOT-2026-000103375 · never reused
Internal UUID01a0aea4-e460-7548-9564-43d16deafc7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103375
StatusPUBLIC

Content hashes

Canonical text9907f7e6ada5420465399b5d3329abf11f9bdbda362de3150681914e77ca7d6e
Markdown1e84a0f84022d340de0a6909a4e183b438dac685e4975592f8b5593e0224180a
PDF
Publication pagedf21af810d655754da5dcd112ac51cc70c019606a005703bbe8abdbbf6b355d5
Manifest46e1a24f81cf1db769b8fb53b0f15d4ffca201114c10f0f4c511fbcbe12ce792

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
SignaturedMDzY0x1A+i94L//oazYf4hpN7R0jIbxdJ+ns21COWLA/vY5w6rs1b2G5T9ShQ9YstPI4NyKMIDDWzH9LtMuAQ==
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

2026-09-17T09:22:06.753816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103375
observed df21af810d655754da5dcd112ac51cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.738875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103375/manifest.json
observed 46e1a24f81cf1db769b8fb53b0f15d4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.721716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103375/publication.md
observed 1e84a0f84022d340de0a6909a4e183b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.704978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103375/publication.txt
observed 9907f7e6ada5420465399b5d3329abf1...
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.