OpenTechnical

OT-2026-000058913

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000058913) never changes.

Identity and time

Publication numberOT-2026-000058913 · never reused
Internal UUID01a0ae89-479f-7614-84b1-e14282654d96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058913
StatusPUBLIC

Content hashes

Canonical textc6b96ff9aa295ab78d7a408832f506f3450fb1c8f60cf3ec66ccc758d4f11ddc
Markdown61258791e0867e9f54004cb13c0b4bf3b939b2ac2be3f56f7e0fc6f358caf438
PDF
Publication page974aa71799d168631590548d042e5475b0b47c9d751b212938d766ab57a721a4
Manifest0e3faa46aec384c3f252fcca393bb64531d0bf60afcf0203951f73b4c7e96242

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
Signature3kxMYSzESV1LX3bMgZCBhwckiGFNF1NFs/R3vD4gcI7IUrq92Mt8BNJwyQr77dgYctln83bFjcC5ixEEyK61DQ==
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

2026-09-17T10:46:27.984347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058913
observed 974aa71799d168631590548d042e5475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.966737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058913/manifest.json
observed 0e3faa46aec384c3f252fcca393bb645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.949798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058913/publication.md
observed 61258791e0867e9f54004cb13c0b4bf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.932496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058913/publication.txt
observed c6b96ff9aa295ab78d7a408832f506f3...
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.