OpenTechnical

OT-2026-000082637

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000082637) never changes.

Identity and time

Publication numberOT-2026-000082637 · never reused
Internal UUID01a0ae97-8cc8-70e4-b879-aa6d8b7c2c45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082637
StatusPUBLIC

Content hashes

Canonical textc32ffc1a8865470b9a5310ed498b1a0f5d23d79c8cbb0e948319b91e2b51ebc7
Markdown5f5e377ef90700e3ae41b76d0ada3b36d376250d10a8a415ee1de4ad30fbfa84
PDF
Publication page2f71d4a4295f4616070a23f67543b653c77419024283cf8f17a494e7ff1d5e12
Manifest9fddcb5371680b708c588f60358084a99883ccb362186b95b2b2073704c464b0

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
SignatureCe9q1bfV6Qulb60y9vSbcKSZZYob1vN3N8zfnhEhPloSyP7OfYbWD7QZb72sKtCmrV+yedXRSLkKBPX1ui5xAg==
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

2026-09-17T09:58:11.645172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082637
observed 2f71d4a4295f4616070a23f67543b653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:11.628421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082637/manifest.json
observed 9fddcb5371680b708c588f60358084a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:11.609768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082637/publication.md
observed 5f5e377ef90700e3ae41b76d0ada3b36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:11.591212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082637/publication.txt
observed c32ffc1a8865470b9a5310ed498b1a0f...
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.