OpenTechnical

OT-2026-000041384

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000041384) never changes.

Identity and time

Publication numberOT-2026-000041384 · never reused
Internal UUID01a0ae79-b144-76c1-89f1-f7b18e513eaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041384
StatusPUBLIC

Content hashes

Canonical text78504ac861b36ea865e58a8fc0ec6f37244ad8fd8368c6b8dc409bd2cfc4056a
Markdownca024b2440d10266ecb62ca7f42d4cd29e4a08b8f46e3785036ce88cdbb7fdf4
PDF
Publication page45eb7275eeb6c23036daed57979388f916ecd6d2d764fb7c53a8f9454ed82d0b
Manifest72c6430506fcfc6f9cf349074e49234070b8f2c8d12aac78060f7d61c8af74bf

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
SignatureNAmMkpThHssa8GCzfCrp+EEq+4vE/l3RC47UNPcDRUg4nYaH8nsJ45GFrPhLMnfEzDZPmL7HIpSAp1ENOohkBw==
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

2026-09-17T11:17:23.513317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041384
observed 45eb7275eeb6c23036daed57979388f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.494460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041384/manifest.json
observed 72c6430506fcfc6f9cf349074e492340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.476179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041384/publication.md
observed ca024b2440d10266ecb62ca7f42d4cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.456848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041384/publication.txt
observed 78504ac861b36ea865e58a8fc0ec6f37...
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.