OpenTechnical

OT-2026-000035445

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035445) never changes.

Identity and time

Publication numberOT-2026-000035445 · never reused
Internal UUID01a0ae76-6a20-7591-b08d-7bae8a562c77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035445
StatusPUBLIC

Content hashes

Canonical textc0f9ee852c800095c2376c7a748f869e2d9f289bc83526004137e8e8900d4614
Markdown909a4b1b99e943f27f94beedb200d32e5adbc53a29eb4e100d5c33708124f1a6
PDF
Publication page89f0cf253cb4fdcb7648041b6124c0366d3150d9c02487dc42fa398dc5649f8f
Manifest4eb3e646e2de63d965892740e8b3fa9a8b8beba49e2e1e1109502fdc7aa9a872

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
SignatureVvc231z3+Ux8Yd0nR1uUgVCpJXX8aSc3aVIt5gYAWpDM3YBl2A16b83pLl6XqwiHvrm36zafrMuHVdQ0NIKBCQ==
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

2026-09-17T11:28:45.765823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035445
observed 89f0cf253cb4fdcb7648041b6124c036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.748429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035445/manifest.json
observed 4eb3e646e2de63d965892740e8b3fa9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.731540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035445/publication.md
observed 909a4b1b99e943f27f94beedb200d32e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.714203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035445/publication.txt
observed c0f9ee852c800095c2376c7a748f869e...
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.