OpenTechnical

OT-2026-000009379

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000009379) never changes.

Identity and time

Publication numberOT-2026-000009379 · never reused
Internal UUID01a0ae6b-7561-79ed-9a37-bbbbb4f38c3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009379
StatusPUBLIC

Content hashes

Canonical text66ecbc721b7608a8e7966f2a5fc28d241b8e46a7774ff659b12773dcd5ca841a
Markdown43dfa6e73b2e442354002e8bb72925430fe10797e40534b0f6fbf51dd7373e63
PDF
Publication pageb480a510657114688ad8d911f87c6280983d95622ed93bc29aeb70a02edf378f
Manifest47274aad462e0ec5208f7efbbf86c5e08a29c0da16b709d2565ff45bec0e4d0e

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
Signature/L6PRMBHSdn2v62SZPbVWgA6XtW9KW5gLPRWK1ofJZusbWBfJJRKAk33GoQS7C1uPucatvezA6rml/5dlTLKDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:39.072895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009379
observed b480a510657114688ad8d911f87c6280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:39.056459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009379/manifest.json
observed 47274aad462e0ec5208f7efbbf86c5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:39.039219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009379/publication.md
observed 43dfa6e73b2e442354002e8bb7292543...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:39.018942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009379/publication.txt
observed 66ecbc721b7608a8e7966f2a5fc28d24...
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.