OpenTechnical

OT-2026-000087307

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000087307) never changes.

Identity and time

Publication numberOT-2026-000087307 · never reused
Internal UUID01a0ae9a-cd4e-766e-b8c0-d375e54e980e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087307
StatusPUBLIC

Content hashes

Canonical text54d5814cfe546991bf0440d8e214b1f1dd23be99ee101420c6645e30cfd93b57
Markdownf1f090dccd0a309b4449e5e6e2f56199bb2f4ba3ed7172e21c0e7c5578dde600
PDF
Publication page17ff586f2ebdb5fe1596e549be0cc593573654f6fefa25064f3a1e99aedd1c19
Manifest8c1cca9c8fa5d7b107bcf405856f1d0c19e3fe94c3b3a7599efc406e95c19b30

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
Signature5Nvz9NzRdb+3IiMUStlBDpCi/96M5hfn2O7RzeBS8N6yEsy5f+7Bisfj6wQKU2PhAEnBqFTpqXO7cT8YW1YICw==
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

2026-09-17T09:50:28.028108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087307
observed 17ff586f2ebdb5fe1596e549be0cc593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.012465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087307
observed 17ff586f2ebdb5fe1596e549be0cc593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.010512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087307/manifest.json
observed 8c1cca9c8fa5d7b107bcf405856f1d0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:27.993994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087307/manifest.json
observed 8c1cca9c8fa5d7b107bcf405856f1d0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:27.991254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087307/publication.md
observed f1f090dccd0a309b4449e5e6e2f56199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:27.972721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087307/publication.md
observed f1f090dccd0a309b4449e5e6e2f56199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:27.970135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087307/publication.txt
observed 54d5814cfe546991bf0440d8e214b1f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:27.954674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087307/publication.txt
observed 54d5814cfe546991bf0440d8e214b1f1...
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.