OpenTechnical

OT-2026-000080403

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000080403) never changes.

Identity and time

Publication numberOT-2026-000080403 · never reused
Internal UUID01a0ae96-7e78-767f-a391-3380e23fbce6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080403
StatusPUBLIC

Content hashes

Canonical text84b62d8143c0c0ae6ca4630e25d7b604a14f2661838674a6f90c069af8ef7b1a
Markdown9e3f974823d61e767e0aee890b442cf6e112406623a6bacc7871f9aac5ece20b
PDF
Publication pageea48309b6cac13bfa7f84d562dbcd373d460cba2379fdd8ab94598303919182a
Manifest70f5f36b037e478e7afb96876975aa255b2161ae07598c0236fcd7c8ac3644d4

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
SignatureSNxwKzB2qgBHW2Ykqr8FKdEVhCUleSwXT7TxQgrOK2+i8NTpQAbP/+kGE8iMw6bLsKy5bqOj8eInX83CV2t3DQ==
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

2026-09-17T10:02:54.245322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080403
observed ea48309b6cac13bfa7f84d562dbcd373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.226999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080403/manifest.json
observed 70f5f36b037e478e7afb96876975aa25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.209485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080403/publication.md
observed 9e3f974823d61e767e0aee890b442cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.191688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080403/publication.txt
observed 84b62d8143c0c0ae6ca4630e25d7b604...
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.