OpenTechnical

OT-2026-000061609

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000061609) never changes.

Identity and time

Publication numberOT-2026-000061609 · never reused
Internal UUID01a0ae8b-7b45-7c61-813d-af5f767f2fc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061609
StatusPUBLIC

Content hashes

Canonical textd4cdb721b1033ed8a3464c6e86b3964422baffc802bc59248cae8525f9465244
Markdown4afeb304c4eee83eea02c3609c0c8f807cd7fe7709046f84b0e3882b2d12979c
PDF
Publication pagee74ae357461301618ff1a31aa02592213e9d8fabbe8e422e91a71cc292335752
Manifeste7aeec642c1f900029a23b0e095738e19f0463da4e95ba4d2e4ebbc9e8dbbcaa

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
SignaturesF/nU9GlBFu9rZSiY8/4+oWeNZpKQNyNCP5Jyu21mDNxqm9VVWJ4gb6X19Lo+FTuIfIOHJjKJ9f8O/Q7jh6VBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:32.327593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061609
observed e74ae357461301618ff1a31aa0259221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.309257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061609/manifest.json
observed e7aeec642c1f900029a23b0e095738e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.291506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061609/publication.md
observed 4afeb304c4eee83eea02c3609c0c8f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.273267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061609/publication.txt
observed d4cdb721b1033ed8a3464c6e86b39644...
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.