OpenTechnical

OT-2026-000048208

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048208) never changes.

Identity and time

Publication numberOT-2026-000048208 · never reused
Internal UUID01a0ae80-4de2-74a9-b1de-5050f1066385 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048208
StatusPUBLIC

Content hashes

Canonical text418d85ee262d2eb9e1a53ab69430f81071277bcecef1a616bea5834a7886c379
Markdownfb426d228695b5b77ef3c24c8fcc51845d1d96c0e9462a496b6e60a55d7f07f1
PDF
Publication page366df66dacc6f367bf8977a929e0ca9bb619539bc292850dde96ebed55414eb1
Manifesta62e40cd45490dc25d02713586f08e3a781b6d25b26004e74008c870460de877

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
SignatureM0cRuMfhzPu8WHu+6eDSoovgzx1IdVmYK/emAi3AM/NQ2J4ZNePV7GlewQiosBj+loCn+TWcolMiIFCbfuYrCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:45.351351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048208
observed 366df66dacc6f367bf8977a929e0ca9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:45.331922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048208/manifest.json
observed a62e40cd45490dc25d02713586f08e3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:45.312097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048208/publication.md
observed fb426d228695b5b77ef3c24c8fcc5184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:45.291228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048208/publication.txt
observed 418d85ee262d2eb9e1a53ab69430f810...
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.