OpenTechnical

OT-2026-000098277

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000098277) never changes.

Identity and time

Publication numberOT-2026-000098277 · never reused
Internal UUID01a0aea1-e964-741a-a5d2-d436e7e539c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098277
StatusPUBLIC

Content hashes

Canonical text4ff46b5fc4e66daf609649848908cdad588e1538901c340f8aeb518d040268d9
Markdown36cca0657b84077862650c6727efbe2606372a60fa6d0c6bf908b8ff4ea2f6d3
PDF
Publication page9a14774350edcee6c4bacac65ca2ec1058f15d1a85281766f8728ae2cef8fa50
Manifest07bf9e78142ab2709f7887573af967f4cbe2966c145c0e151ac2fba980c7e716

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
SignatureaEpiUllG2ugOfFi/MTblghfVDrANbGlscsvRt+5GtDoGlH2Zk8bvXFH9/b2ib0NeMyyR9wyVmznwS1f+/deNBQ==
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

2026-09-17T09:31:28.366556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098277
observed 9a14774350edcee6c4bacac65ca2ec10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.348861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098277/manifest.json
observed 07bf9e78142ab2709f7887573af967f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.331784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098277/publication.md
observed 36cca0657b84077862650c6727efbe26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.313704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098277/publication.txt
observed 4ff46b5fc4e66daf609649848908cdad...
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.